User:BorgQueen/science
- 12-volt battery
- abandonment costs
- abatement of waste
- abiotic resources
- ablation moraines
- ablation till
- ablation zone
- above-market cost
- absolute viscosity
- absorbed water
- absorbing wells
- absorptance
- absorption chillers
- absorption cooling
- absorption curve
- absorption energy
- absorption factor
- absorption plants
- absorption refrigeration
- absorption refrigerator
- abyssal fans
- abyssal hills
- abyssinian wells
- accelerated cost recovery system
- accelerator mass spectrometers
- accelerator-produced radioactive materials
- accelerogram
- acceptable air quality
- acceptance of material
- access control points
- access hatch
- access shafts
- accessed coal
- accessibility factor
- accessible reserve base
- accessible resources
- accident assessments
- acclimated
- acclimating
- acclimation ponds
- account of others
- accreted terranes
- accretionary lava balls
- accretionary wedges
- accumulated deferred income taxes
- accumulated provision for depletion
- accumulated provision for depreciation and amortization
- accumulating shears
- accumulation areas
- accumulation zones
- achievable potential
- acicular
- acid cleaning
- acid detergent fibers
- acid embrittlement
- acid hydrolysis
- acid insoluble lignin
- acid mine water
- acid radicals
- acid shock
- acid soils
- acid soluble lignin
- acid stabilization of wastes
- acidified
- acidizing
- acoustic log
- actinide metals
- actinium series
- actinium-227
- action category
- activated silica
- activated sludge proces
- active capacity
- active charcoal
- active conservation capacity
- active deposits
- active earth pressure
- active fuel length
- active mass
- active material utilization
- active materials
- active metals
- active neutron assay
- active power
- active reservoir storage
- active seismic methods
- active soil layer
- active solar heating systems
- active storage
- activity concentration
- actual cubic feet per minute
- actual peak reduction
- actual slopes
- acute health effects
- adapting
- adaptive management areas
- additions to utility plants
- additive effects
- add-on control devices
- adduct
- adfluvial
- adjustable speed drives
- adjusted coefficient of performance
- adjustment bids
- adjustment method
- administrative dsm costs
- adret
- adsorbed water
- adsorbers
- adult fish counts
- adult fish ladders
- advance disposal fees
- advance mining
- advance of a glacier
- advance payments
- advance regeneration
- advanced disposal fees
- advanced regeneration
- advanced technology vehicles
- advances for construction
- advancing glacier
- advection fog
- adventitious buds
- adventitious shoots
- adventitious sprouting
- adverse health effects
- adverse water conditions
- aeh
- aeolian deposits
- aeolian landforms
- aeration basins
- aeration
- aerial cover
- aerial seeding
- aerobic bacterium
- aerobic composting
- aerobic plate count
- aerogenerators
- affected environment
- affected person
- affiliated marketers
- affiliated power producers
- aframax tankers
- after gases
- afterbay dam
- afterbays
- after-cooling
- afterwinds
- after-winds
- age interval
- age tanks
- agency for toxic substances and disease registry
- agglomerating character
- agglutinated
- agglutinating
- aggradation
- aggressive sampling
- agreement and undertaking
- agreement on principles
- agreement state
- agricultural burning
- agricultural drainage
- agricultural drains
- agricultural pollution
- agricultural residues
- agricultural underdrainage
- agricultural underdrains
- agriculture residues
- air barriers
- air basins
- air changes per hour
- air changes
- air collectors
- air conditioning ton
- air diffusers
- air districts
- air equivalent
- air exchanges per hour
- air falls
- air film coefficient
- air films
- air gas
- air heaters
- air infiltration measurement
- air infiltration
- air monitoring
- air pollution control districts
- air pollution control
- air quality maintenance areas
- air quality management districts
- air quality management plan
- air quality managers
- air quality simulation model
- air quality standards
- air quality working groups
- air receivers
- air registers
- air release valves
- air retarders
- air set cement
- air shutters
- air slaking
- air space ratio
- air stripping
- air subsidence
- air toxics
- air void ratio
- air waves
- airborne debris
- airborne radioactivity area
- airborne toxic control measure
- airborne warning and control systems
- airborne waste
- airfalls
- air-gas ratio
- air-leakage rating
- airlock entry
- air-purifying respirator
- air-source heat pumps
- airtight drywall approach
- air-to-air heat exchangers
- air-to-water heat pumps
- alaskan natural gas transportation system
- alaskan pipeline
- alclad
- algae blooms
- algal coal
- algicides
- alien organisms
- alkali earth elements
- alkali lignin
- alkali rocks
- alkali-aggregate reaction
- alkalic rocks
- alkali-carbonate reaction
- alkaline cells
- alkaline rocks
- alkali-silicate/silica reaction
- all-aged stands
- all-aged structure
- allergic contact dermatitis
- allochromatic minerals
- allochthonous
- allogenic successions
- allowable bearing capacity
- allowable cut
- allowable pile bearing load
- allowance for funds used during construction
- allowed rate of return
- alluvial terraces
- alpha brasses
- alpha bronzes
- alpine permafrost
- alternating valves
- alternative daily cover
- alternative fuels data center
- alternative fuels utilization program
- alternative motor fuels act of 1988
- alternative septic systems
- alternative suppliers
- alternative-fuel providers
- alternative-fuel vehicles
- ambient air quality standards
- ambient air quality
- ambient air
- ambient vaporizers
- ambursen dam
- american architectural manufacturers association
- american board of industrial hygiene
- american gas association
- american petroleum institute
- american public power association
- american society for testing and materials
- american standards association
- amorphous semiconductors
- ampere-hour efficiency charge efficiency
- ampere-hour efficiency
- ampere-hours
- amperometric
- amperometry
- amp-hours
- anadromous fish
- analytic epidemiologic study
- anastomizing streams
- anchor bridge spans
- anchor ice
- anchor spans
- ancillary services
- andesite line
- angle of dip
- angle of draw
- angle of external friction
- angle of inclination
- angle of inclination
- angle of internal friction
- angle of obliquity
- angle of shear resistance
- angle of wall friction
- angler-day
- angular correlation
- anhydrous ethanol
- animal study
- animal units
- animal waste conversion
- anisotropic magnets
- annealed glasses
- annealing by radiation
- annihilation photons
- annihilation radiation
- annual effects
- annual equivalent
- annual fuel utilization efficiency
- annual limit on intake
- annual load fraction
- annual maximum demand
- annual solar savings
- anode effect
- anode mud
- anode slime
- anodic coating
- anodic protection
- anolytes
- anoxic
- antarctic high
- anthracitization
- anti-bumping granules
- anticline traps
- anticoincidence
- anticyclonic rotation
- antiform
- anti-fouling paint
- antifreeze solution
- api gravity
- api well number
- apparent consumption
- apparent day
- appearance potential
- appliance energy efficiency ratings
- appliance saturation
- appliance standards
- applicability factor
- applicable, relevant and appropriate requirements
- application rate
- approach channels
- approach velocity
- aquatic collectors
- aqueduct linings
- aqueous electrons
- aquifer recharge area
- aquifer storage fields
- arabinan
- archaea kingdom
- arched trusses
- arch-gravity dams
- arctic-montane biome
- area ignition
- area sources
- area surface mining
- area-capacity tables
- area-wide sources
- argillaceous
- argyrism
- arkosic
- armored riverbeds
- arms-length bargaining
- army corps of engineers
- artificial elements
- artificial liquid fuels
- artificial production
- artificial propagation
- artificial recharge
- artificial regeneration
- as low as reasonably achievable
- asbestos abatement
- asbestos-containing material
- ash beds
- ash clouds
- ash falls
- ash flows
- ash mono-fill
- ash pits
- ash plumes
- ash sluices
- ashfalls
- ashing
- asperity
- asphalt felt
- as-received basis
- as-received condition
- assay kit
- assigned reserves
- associated dissolved natural gas
- associated liquids
- associated natural gas
- assured refill curve
- astm coal classification
- astronomic theory of glaciation
- asymmetric centers
- asynchronous generators
- atgas
- athalassic
- atmospheric absorption
- atmospheric crude oil distillation
- atmospheric distillation unit
- atmospheric reflection
- atmospheric scattering
- atmospheric stability
- atom smashers
- atomic energy act
- atomic energy commission
- atomic vapor laser isotope separation
- atomic veterans
- atomic vs. nuclear
- atoms for peace
- attainment areas
- attenuating
- attenuation factor
- attenuation of solar radiation
- attic fans
- attic vents
- auger electron yield
- auger mining
- aurora borelis
- authority to construct
- authorized limit
- auto fluff
- autoclaved
- autoclaving
- autogenic succession
- auto-ignition temperatures
- autoimmune hypothyroidism
- autoimmune thyroiditis
- auto-ionization
- automated local evaluation in real time
- automatic dampers
- automatic generation control
- automatic meter reading systems
- automatic setback thermostats
- automatically lighted burners
- automobile shredder residues
- automotive posts
- autoradiolysis
- auxiliary electrodes
- auxiliary energy subsystem
- auxiliary energy
- auxiliary fuel firing equipment
- auxiliary systems
- availability factor
- available but not needed capability
- available heat
- available resources
- average annual energy flux
- average annual load of 1 mw
- average daily flow
- average daily production
- average demand
- average hydro
- average life
- average logarithmic energy decrement
- average quality of coal
- average recovery percentage
- average reserve life index
- average revenue per kilowatt-hour
- average streamflow
- average water conditions
- average wind speed
- average wind velocity
- aviation gasoline blending components
- avoided cost
- axial alternators
- axial fans
- axial flow compressors
- axial flow turbines
- azonal soils
- b reactor
- b soil horizon
- back pressure
- backdrafting
- back-end systems
- backfill
- backfilled
- backfilling
- back-flow preventers
- back-flowing
- background current density
- background extinction
- background levels
- backing
- backlogged forestland
- backshore slopes
- backshores
- backswams
- back-to-back high voltage direct current
- back-to-back hvdc
- backup energy systems
- backup power
- backup rate
- baffle chambers
- bag house
- baghouse
- bagwork
- balance of system
- balance point
- balanced systems
- balancing item
- ballast efficacy factor
- ballast factor
- ballast water
- ballistic projectiles
- band gap energy
- band joists
- band-to-band auger recombination
- bank full stage
- bankfull
- bank-full
- banki-michell turbines
- bar grizzly
- bar screen
- bare-root seedling
- barrels per day equivalent
- barrels per stream day
- barren zones
- barren
- barrier beach wetlands
- barrier dams
- barrier energy
- barrier films
- barrier oxide films
- barrier tunneling
- barrier wells
- basal area
- basal bark treatment
- basal sliding
- basalt plateaus
- basaltic magma
- base bill
- base conditions
- base flow
- base gas
- base power
- base pressure
- base river flow
- base streamflow
- base water flow
- base year
- baseboard radiators
- basel convention
- baseline forecasts
- baseline performance value
- baseline rate
- baseload capacity
- baseload demand
- baseload unit
- basic air
- basic forests
- basic oxygen process steel
- basic salts
- basic science
- basic silviculture
- basis weight
- batch proces
- batch solar heaters
- batteries and temperature
- battery bank
- battery capacity
- battery cells
- battery charging
- battery corrosion
- battery council international
- battery creep
- battery current
- battery cycle life
- battery cycles
- battery discharge and over discharge
- battery disposal
- battery drain
- battery drainage
- battery electrodes
- battery electrolytes
- battery energy storage
- battery interconnections
- battery maintenance
- battery management
- battery ratings
- battery reserve capacity
- battery shelf-life
- battery terminal styles
- battery terminals
- battery types
- battery vent
- battery voltage
- batts
- bayhead beaches
- baymouth barriers
- baymouth bars
- beach drifting
- bead stop
- beadwall
- beam loading
- beam radiation
- bearing trees
- bearing walls
- bed rock
- bedded salt
- bedding plane
- behavioral changes
- behind the pipe
- bell holes
- belt lines
- bench sample
- beneficial uses
- benefit-cost ratio
- benefits charge
- benthic regions
- benzole
- bergy seltzer
- best available control measures
- best available control technology
- best available retrofit control technology
- best efforts
- best management practices
- betz coefficient
- betz' law
- bias ply construction
- bi-fuel vehicles
- bifurcating
- bifurcation ratio
- bi-gas
- bilateral agreements
- billing factor
- bi-metal cans
- bimolecular step
- bi-monthly billing
- bin method
- binary alloys
- binary cycle geothermal plants
- binary cycle
- binding targets
- bioaccumulants
- biochemical conversion
- bioconcentration
- bioconversion
- biocrude
- biodegradable materials
- bioelectrochemistry
- biogas cleaning
- biogasification
- biogenic methane
- biogenic reef
- biogenic rocks
- biogenic sediments
- biogeochemical cycling
- bioherm
- biological assessment
- biological half-life
- biological indicators of exposure study
- biological maturity
- biological monitoring
- biological opinion
- biological oxidation
- biological performance
- biological potential
- biological shield
- biological simplification
- biological treatment
- biological uptake
- biological weathering
- biomass boiler
- biomass burning
- biomass combustion
- biomass conversion
- biomass gas
- biomass processing residues
- biomass residues
- biomass-derived fuels
- biomedical testing
- biomethanization
- biophotolysis
- bioreserve
- bipolar electrodes
- bipole-dipole mapping
- bipotentiostats
- bituminization
- bituminous grout
- black annealing
- black carbon
- black damp
- black pipes
- black plates
- black steel pipes
- blade angle
- blanket insulation
- blanket insulation
- blast furnace gas
- blast waves
- blasting agents
- blasting circuits
- bleached boards
- bleached papers
- blending plants
- block cutting
- block rate schedule
- block rates
- block system
- blocking diodes
- blow down
- blow joints
- blower doors
- blown in insulation
- blowout depressions
- blowout preventers
- blue annealing
- blue gas
- blue norther
- b-mesons
- board insulation
- body burden
- boghead coal
- boghead coal
- boil off
- boiler efficiency
- boiler feedwater
- boiler fuels
- boiler horsepower
- boiler pressure
- boiler rating
- bolsons
- bolsters
- bond rating
- bond revenues
- bonded petroleum imports
- bonding energy
- bone coal
- bone dry unit
- bone dry
- bone seeker
- bonneville power administration
- book inventory
- book papers
- book transfer
- boom cats
- boost charging
- booster pumps
- booster station
- boreal biome
- boreal forest region
- boreal-montane biome
- boston boxes
- bottle banks
- bottle deposit
- bottleneck facility
- bottom ash
- bottom gas
- bottom hole assembly
- bottom hole contracts
- bottom hole pressure
- bottom plates
- bottom rail
- bottoming cycle
- bottoming-cycle
- boxboards
- box-type magazines
- braced arches
- bradenhead
- braking systems
- branch wood
- branched polymers
- branch-lines
- branchwood
- b-reactor
- breadbox water heaters
- breaker waves
- breakthrough times
- breast height age
- breast height
- breeching
- brick molding
- brighteners
- brightening agents
- brine electrolysis
- briquetting plants
- brittle failures
- brittle fracture
- broadcast burns
- broadleaf trees
- broadleaved trees
- broadleaved woodlands
- broker systems
- bromofluorocarbons
- brood year
- broodline
- brown papers
- brownouts vs. voltage reductions
- brushing
- brushwood
- btu adjustment clause
- btu method
- btu per cubic foot
- btx
- bubbling fluidized-bed boiler
- bubnoff
- bud pruning
- bug dust
- build rate
- building energy ratio
- building envelope
- building heat-loss factor
- building officials and code administrators
- building orientation
- building overall energy loss coefficient-area product
- building overall heat loss rate
- building-integrated pv
- built-in electric units
- bulb turbines
- bulk plants for lp gas
- bulk plants
- bulk power supply
- bulk power transactions
- bulk stations
- bulky waste
- bull pines
- bull plugs
- bund wall
- bunding
- bundled service
- bureau of automotive repair
- bureau of indian affairs
- bureau of reclamation, u.s. department of the interior
- burn days
- burn pit
- burn up
- burner capacity
- burner conversion
- burner tip
- burning point
- burning rate
- burn-pits
- burnup
- burn-up
- burst strength
- burst
- busbar cost
- busheling
- butane-air plants
- butt logs
- button cells
- button cells
- buttress dams
- butt-weld joints
- butylene plastics
- buy release
- buy through
- buy-back centers
- buying in bulk
- buy-outs
- buys-ballot law
- bypass diodes
- bypass reaches
- bypass systems
- byproduct fuels
- byproduct materials
- byproduct power
- c unit
- cable jackets
- cable tool
- cable yarding
- cadmium ion plating
- cadmium plating
- calcareous coatings
- calcareous deposits
- calcicolous
- calcining
- calcium carbonate equivalent
- calcium sulfite
- calculated bill
- caldera volcanos
- calibrating
- calibration interval
- california air pollution control officers association
- california air resources board
- california ambient air quality standard
- california clean air act
- california environmental protection agency
- california environmental quality act
- california low-emission vehicle program
- california pilot program
- california power exchange
- california urban water conservation council
- calomel electrodes
- calving glaciers
- calving
- canadian deuterium-uranium reactor
- canadian high
- canal lining
- canal turnouts
- candle power
- cannel coal
- canopy closure
- canopy cover
- canopy density
- cap rock
- caprock
- capability margin
- capacitive current density
- capacity charge
- capacity factors
- capacity of the wind
- capacity release
- capacity rights
- capacity utilization rate
- capillary water
- capital asset recovery
- capital charge rate
- capital recovery factor
- caprock
- captive broodstock
- captive coal
- captive customers
- captive mine
- captive refinery oxygenate plants
- capture efficiency
- capture rate
- car dump
- carbon budget
- carbon dioxide equivalent
- carbon output rate
- carbon range
- carbon to hydrogen ratio
- carbon zinc cell battery
- carbonaceous biochemical oxygen demand
- carbonate class of minerals
- carbonizing
- car-dump
- carl moyer fund
- carriage water
- carry over storage
- carryover storage
- carry-over storage
- cartridge brass
- cascade aeration
- cascade cycle
- cascading heat
- cash incentives
- casing shoe
- casing-head gas
- cast iron pipes
- cast silicon
- catalyst coke
- catalytic hydrocracking
- catalytic hydrotreating
- cataphoresis
- category one special nuclear materials
- category two special nuclear materials
- catenary supports
- cathedral ceilings
- cathedral roofs
- cathode disconnect ballasts
- cathodic coatings
- cathodic corrosion
- catholyte
- caustic dips
- cavity trees
- ceiling insulation
- ceiling levels
- ceiling panel heating
- ceiling price
- ceiling values
- cell barriers
- cell reactions
- cell reversal
- cell voltage
- celluloid plastic
- cellulose acetate butyrate plastics
- cellulose insulation
- centers for disease control
- central atom
- central power plants
- central power
- central receiver solar power plants
- central state services
- central valley project
- centralized energy systems
- centralized sewage treatment
- ceramic magnets
- ceramic radiants
- ceramicrete
- ceremonial harvest
- certificate of necessity for amortization
- certificate of public convenience and necessity
- certification of higher-learning in alternative motor fuels program
- certified capacity
- certified industrial hygienists
- chained dollars
- change of state
- channel samples
- char plants
- charge acceptance
- charge capacity
- charge controllers
- charge of an electron
- charge rate
- charge retention
- charge transportation
- charge-transfer reactions
- charge-transfer resistance
- chasmophytic
- chatter marks
- check dams
- check meters
- check pools
- check rail
- check structures
- chemical abstracts service registry number
- chemical autotrophs
- chemical extraction
- chemical family
- chemical geothermometers
- chemical lifetimes
- chemical pulping
- chemical recombinations
- chemical sediments
- chemical separation of nuclear materials
- chemical set cement
- chemical thinning
- chemical wood
- chemocar
- chernobyl plant
- chernozem soils
- chill factor
- chimney connectors
- chimney effect
- china syndrome
- china walls
- chionophilous
- chip vans
- chipboards
- chloramination
- chlorine monoxide
- chlorine nitrate
- chlorodifluorobromomethane
- chloropropylene oxide
- choke nipples
- chromated copper arsenite treated wood
- chromium vi
- chromium-nickel steels
- chronic exposures
- chronic hazards
- chronic health effects
- chronocoulometry
- chronopotentiometry
- cinder cone volcanos
- circalittoral
- circle of illumination
- circle top transom
- circuit lag
- circuit reclosers
- circulated gas-oil ratio
- circulating fluidized beds
- circum-pacific belt
- cirque glaciers
- cirro-
- cis-trans isomers
- city gate prices
- city gate rates
- city gate stations
- civilian radioactive wastes
- clad metals
- clarifiers
- clark standard cells
- class I areas
- class II areas
- class rate schedule
- clast
- clastic sedimentary rocks
- clastic sediments
- clastogenesis
- clastogenic
- clastogens
- clean air act amendments of 1990
- clean cities program
- clean coal technologies
- clean development mechanism
- clean diesel
- clean fuel fleet program
- clean fuel vehicles
- clean fuels
- cleaner production
- cleaner-burning gasoline
- cleanup systems
- clear gas
- clear gasoline
- clearness number
- cleavage of lateral epitaxial films for transfer
- climap project
- climate zones
- climatic optimum
- climatic years
- climax ecosystem
- climographs
- clock thermostats
- close coupled
- closed cycle ocean thermal energy conversion
- closed cycles
- closed talik
- closed-circuit voltage
- closed-loop biomass
- closed-loop carburetion
- closed-loop recycling
- closed-loop systems
- closed-systems
- clothes driers
- clothes washers
- cluster investigation
- coagulating
- coal ash
- coal ball
- coal bed methane
- coal briquettes
- coal carbonized
- coal chain conveyors
- coal coke
- coal conversion
- coal fires
- coal grades
- coal haul trucks
- coal hydrogenation
- coal lithotypes
- coal log pipelines
- coal mine reclamation
- coal mine ventilation systems
- coal mining productivity
- coal pillar robbing
- coal pillar
- coal preparation
- coal production
- coal quality
- coal ranks
- coal rates
- coal refuse
- coal reserves
- coal rippers
- coal roof fall
- coal roof stres
- coal roofs
- coal sampling
- coal seams
- coal silt
- coal slurry pipelines
- coal stocks
- coal sulfur
- coal surface mines
- coal unit train
- coal volatile matter
- coal washing
- coal washing
- coal zones
- coalbeds
- coalification
- coal-log pipelines
- coarse sand
- coastal dunes
- coastal tankers
- coastal zone management act
- coastal zone
- coast-down
- co-collection
- co-combustion
- co-conversion
- codisposal
- co-disposal
- codominant trees
- co-dominant trees
- coefficient of heat transmission
- coefficient of utilization
- coercive force
- co-firing
- cogen
- cogenerators
- cogging
- coil turns
- coin cells
- coincidence factor
- coincident demand
- coincidental peak load
- coke breeze
- coke oven gas
- coke plants
- coking coal
- cold cathode fluorescent lights
- cold cleaning machines
- cold cranking amps
- cold desert
- cold expanded pipes
- cold flow
- cold glaciers
- cold neutrons
- cold night sky
- cold shutdown
- cold storage
- cold working
- cold-rolled steel
- cold-working
- collateral chains
- collateral series
- collection and bypass systems
- collective dose
- collector angle
- collector efficiency
- collector fluids
- collector plates
- collector tilt
- collision and coalescence
- color of a mineral
- color rendition index
- color rendition
- colorado river aqueduct
- column flotation
- column ozone
- column sample
- combination burning
- combination electrodes
- combination trucks
- combination utility
- combined accounts
- combined collectors
- combined heatpower generation
- combined hydronic space/water heating
- combined pumped-storage plants
- combined sewers
- combined-cycle
- combo heaters
- combustion air
- combustion analysis
- combustion control
- combustion gases
- combustion power plants
- combustion products
- combustion safeguards
- combustion spoons
- combustion tests
- combustion turbines
- combustion turbines
- comfort conditioning
- commensialism
- commercial bronze
- commercial consumption
- commercial forest lands
- commercial forestlands
- commercial operations
- commercial sector
- commercial species
- commercial thinning
- commercial wastes
- commingled gas
- commingled inventory
- commingled nuclear materials
- commingled
- committed dose equivalent
- committed effective dose equivalent
- commodity charge
- commodity costs
- common capital stock
- common carriage
- common costs
- common grounding electrodes
- common plants
- common stock dividends
- common stock equity
- common stock equivalent
- common trenches
- communal collection
- communities served
- communition
- community boundary
- community health investigation
- compaction
- compactor vehicles
- company storage
- comparability
- comparison groups
- comparison values
- compatible piping
- compensation level
- compensation turbines
- compensation water
- competent rocks
- competiting
- competition control
- competitive bidding
- competitive franchise
- competitive transition charge
- complete mix digesters
- complete tree harvesting
- completely polarizable electrodes
- compliance coal
- compliance limits
- composite frames
- composite liners
- composite samples
- composite wood products
- compound paraboloid collectors
- comprehensive environmental response compensation and liability act
- comprehensive environmental response compensation and liability information system
- comprehensive national energy policy act
- compressed-air energy storage
- compression chillers
- compression cycles
- compression efficiency
- compression ignition
- compression proces
- compressor fuel
- computer papers
- concentration cells
- concentration overpotential
- concentration polarization
- concentrator collectors
- concession contracts
- concrete cylinder pipe
- concrete spaces
- condensation nuclei
- condensation nucleus
- condensation resistance factor
- condensation surfaces
- condenser coils
- condensing boilers
- condensing controlled extraction turbines
- condensing furnaces
- condensing power
- condensing turbines
- condensing unit capacity
- condensing units
- conditional instability
- conditional use permits
- conditioned floor area
- conditioned spaces
- condo fees
- conductance cells
- conduction level
- conductivity cells
- conductometry
- conductor impedance
- cone of depression
- cone rakes
- conference of the parties
- confined groundwater
- confinement of fusion plasma
- confiscatory rates
- congestion management program
- congestion mitigation and air quality improvement
- congressional energy committees
- conical tree form
- coniferous vegetation
- coniferous woodlands
- conjunctive uses
- conjunctive water uses
- connate water
- connected loads
- connection charges
- conservation cost adjustment
- conservation of nucleons
- conservation pools
- conservation storage
- consolidated metropolitan statistical areas
- constant dollars
- constantan alloy
- constant-speed wind turbines
- construction and demolition debris
- construction and demolition waste
- construction expenditures
- construction recapture
- consumer products
- consumption charges
- consumptive use
- consumptive water use
- contact adsorption
- contact resistance
- contact-handled transuranic waste
- container seedlings
- containerboards
- containment domes
- containment structures
- contamination plumes
- continental arctic air mass
- continental effects
- continental ice sheets
- continental margins
- continental polar air mass
- continental rises
- continental shelf breaks
- continental tropical air mass
- continuous casting
- continuous discharge
- continuous emission monitoring systems
- continuous fermentation
- continuous furnaces
- continuous miners
- continuous mining
- contract carriages
- contract carriers
- contract paths
- contract prices
- contract receipts
- contract-specified prices
- control gates
- control plots
- control techniques guidelines
- controlled dumps
- controlled extraction turbine non-condensing
- convecting
- convectional lifting
- convectional precipitation
- convective condensation level
- convective instability
- convective temperature
- conventional forest products
- conventional fuels
- conventional gas
- conventional gasoline
- conventional heat pumps
- conventional hydroelectric plants
- conventional mining
- conventional pollutants
- conventional uranium mills
- convergence precipitation
- convergent lifting
- conversion costs
- conversion efficiency
- conversion to natural gas
- conversion units
- conversion vehicles
- converted vehicles
- conveyance facility
- cool-down
- cooled floor spaces
- cooling capacity
- cooling coils
- cooling load temperature difference
- cooling loads
- cooperative research and development agreement
- coordinated operation
- copper indium diselenide
- copper inserts
- coppice method
- coppice regeneration
- coppice-with-standards method
- cordwood
- core customers
- coreholes
- corporate average fuel economy
- correlation spectrometer
- corroding
- corrosion current
- corrosion embrittlement
- corrosion mitigation
- corrosion potential
- corrosion prevention
- corrosivity
- corrugated containers
- corrugated stainless-steel tubing
- corrugated steel pipe
- corrugated
- corrugating medium
- co-solvents
- cost effective
- cost model for undiscovered resources
- cost of avoided power
- cost of conserved energy
- cost of removal
- cost of reproduction
- cost of service regulation
- cost of service study
- cost-based pricing
- cost-based rate
- cost-covering charge
- cost-effective
- cotton fiber content papers
- cottrell equation
- coulombic efficiency
- coulometers
- coulometric efficiency
- coulostatic technique
- Council of Petroleum Accountants Societies
- council on environmental quality
- counter electrodes
- counter radiation
- counter-flow heat exchanger
- counterforce
- counter-radiation
- countervailing
- countervalue
- course papers
- cover materials
- cover papers
- cover stocks
- cp violation
- cranking amps
- crawl spaces
- crawlspace vents
- cream skimming
- crenon
- creosols
- creosoted
- creosoting
- crescentic gouges
- crescentic marks
- criteria air pollutants
- criteria pollutants
- critical compression pressure
- critical energy infrastructure information
- critical entrainment velocity
- critical habitats
- critical load
- critical organ
- critical rule curves
- critical states
- critical temperature and pressure
- crop coal
- crop planning of forestland
- crop trees
- cross bracing
- cross entry
- crossflow turbines
- crossover pipelines
- cross-subsidization
- crown class
- crown closure class
- crown closure
- crown density
- crown of a tree
- crown spread
- crown thinning
- crucial habitat
- crude oil desalting
- crude oil including lease condensate
- crude oil landed cost
- crude oil less lease condensate
- crude oil production
- crude oil qualities
- crude oil refinery input
- crude oil refinery receipts
- crude oil stocks
- crude oil used directly
- cryogenic size reduction
- cryosol soils
- cryostatic pressure
- cryotic
- crystal patterns
- crystal structure of a mineral
- crystallization overpotential
- crystallization polarization
- cubic feet per minute
- cubic feet per second
- cull section
- cull trees
- cull wood
- cullet
- culls
- culm coal
- culvert pipes
- cumulative capacity
- cumulative depletion
- cumulative dose
- cumulative effects
- cumulative environmental impacts
- cumulative impacts
- cumulative penetration
- curb boxes
- curb lines
- curb stop
- curb valve
- curbside collection
- curing compost
- current collectors
- current concentration
- current distribution
- current dollars
- current efficiency
- current leakage
- current limiters
- current rating
- current-potential plots
- current-voltage data
- current-voltage
- curtailment
- curtain drain
- curtain grout walls
- curtain grouting
- cushion gas
- cuspate foreland
- custody transfer transaction
- custody transfers
- customer assistance programs
- customer charges
- customer choices
- customer class
- customer costs
- customer facility charges
- customer service charges
- customer service protection
- customs tariffs
- cut sheets
- cut soils
- cutaneous hazards
- cutbanks
- cut-in-speed
- cutoff grade
- cutoff voltage
- cutoff walls
- cutout speed
- cut-out speed
- cutout
- cutting cycle
- cutting machines
- cutwaters
- cyaniding
- cycle life
- cycle mining
- cycles per second
- cycling losses
- cyclogenesis
- cyclone burners
- cyclone separator
- d systems
- dacite lava
- daily average temperature
- dam crests
- dam failures
- dam length
- dam toes
- danger labels
- daniell battery
- darrius wind turbines
- daughter isotopes
- day length
- day tanks
- day-ahead market
- day-ahead schedule
- daylighting control
- dc to dc converter
- d-d fusion reaction
- dead level
- dead reservoir capacity
- dead reservoir storage
- dead soft steels
- dead storage
- dead water capacity
- dead water storage
- debris avalanches
- debris clouds
- debris cones
- debris flow
- debt capital
- debt coverage
- debt ratio
- decentralized energy systems
- deciduous forests
- deciduous vegetation
- decision notice
- deciview
- declared pregnant woman
- declining block rate
- declining rate electric service
- decommissioning waste
- decomposition potential
- decontamination unit
- decrepitation
- dedicated natural gas vehicle
- dedicated to interstate commerce
- dedicated vehicles
- de-energized
- deep discharge
- deep discharging
- deep doses
- deep gas
- deep mining
- deep water
- deep-bed plants
- deep-cycle battery
- deep-doses
- defense nuclear facilities safety board
- defense-in-depth
- deferred energy balance
- deflagrating spoons
- deflation hollow
- deflection temperature
- deflector screens
- defoliation
- defoliators
- deformeters
- degasification systems
- degradable organic carbon
- degrease
- degreasers
- degreasing
- degree-day normals
- degree-day
- degree-hour
- dehydrating
- de-inking
- deionization
- deionizing
- dekatherms
- delay scheme
- delayed effects
- delayed fusion
- delayed health effects
- delivered
- delivery charge
- delta temperature
- demand bids
- demand billing
- demand charges
- demand controllers
- demand indicator
- demand ratchet
- demand water heaters
- demand-side management
- demand-side ramp-up
- demineralization
- demineralized
- demineralizing
- demolition debris
- demonstrated reserves
- demonstration scale plants
- demulsifier
- den trees
- dendritic web technique
- denitrogenation
- densification
- denuded
- denuding
- deoxidizer
- deoxidizing
- departing members
- department of agriculture
- department of energy waste
- departure from nuclear boiling ratio
- departure from nucleate boiling
- dependable capacity
- depletable energy sources
- depleted resources
- depleted storage fields
- depletion factor
- depolarizers
- deposit control additives
- deposition nuclei
- deposition nucleus
- depositional landforms
- depth of discharge
- depth sounder
- deranged drainage
- deriaz turbines
- deriming
- derived air concentration
- dermal absorption
- desalinizing
- descriptive epidemiology
- desiccant air conditioners
- desiccant air conditioning
- desiccant cooling
- design cooling load
- design head
- design heating load
- design hydraulic head
- design load
- design temperature
- design tip speed ratio
- design value
- design voltage
- designation value
- design-basis accident
- design-basis phenomena
- desired future condition
- desulfurization
- desuperheaters
- detention dams
- determination of non significance
- determination of significance
- deterministic effect
- detinner
- de-tinning
- detoxified
- detoxifying
- detrital rocks
- detritus food chain
- deuterium-deuterium fusion reaction
- deuterium-tritium fusion reaction
- development drilling
- development mining
- development regulations
- development wells
- devitrification
- devonian shale
- dewater
- dewatering
- diameter at breast height
- diameter inside bark
- diameter limit
- diameter outside bark
- diameter over stubs
- diameter stump height
- diameter-limit cutting
- dibromotetrafluoroethane
- dielectric permittivity
- difference of potential
- differential pressure
- differential thermostats
- diffuse pollution
- diffuse solar radiation
- diffused solar radiation
- diffuser fan
- diffusing fan
- diffusion combustion
- diffusion furnaces
- diffusion layer
- diffusion length
- diffusion overpotential
- diffusive transport
- digester gas
- dimension lumber
- dimension wood
- dimensional wood
- dip plating
- dip tube
- dipole-dipole forces
- direct beam radiation
- direct current motors
- direct energy conversion
- direct gain
- direct hydrogen fuel cells
- direct installation program
- direct labor hours
- direct load control
- direct non-process end use
- direct process end use
- direct radiation
- direct seeding
- direct solar radiation
- direct solar-gain
- direct steam generation
- direct use
- direct utility cost
- direct vent heaters
- direct water heaters
- direct-fired absorption type air conditioners
- direct-to-steam
- dirty power
- disaggregation
- disarticulation
- discards
- discards
- discharge burn-up
- discharge capacity
- discharge curve
- discharge heads
- discharge hydraulic heads
- discharge rate
- discharge valves
- discharged
- discharging capacity
- disconnecting switch
- discount interest rate
- disease and symptom-prevalence study
- disease rate
- disease registry
- disinfection by-product
- disintegration rate
- dismantlement of nuclear weapons
- dispatchability
- dispatching
- displacement power
- displacement reactions
- disposal fields
- disposal well
- disposal
- disposition
- dissociated
- dissociating
- dissolved gas
- dissolved load
- dissolved natural gas
- dissolved solids
- dissolving
- distance ratio
- distillated
- distillation curve
- distillers' dried grains
- distributed collector system
- distribution boxes
- distribution cooperatives
- distribution lines
- distribution networks
- distribution services
- distribution systems
- distribution utility
- distributional limit
- distributive power
- disturbances
- diurnal ozone concentration
- diurnal tides
- diversion capacity
- diversion credits
- diversion inlets
- diversion rate
- diversion screens
- diversion tunnels
- diversity exchange
- diversity factor
- diverting
- divided cells
- divided-light windows
- doe-2.1
- domestic fuels
- domestic hot water
- domestic inland consumption
- domestic purchases
- domestic refuse
- domestic sales
- domestic uranium industry
- domestic water use
- dominant crowns
- dominant species
- dominant trees
- donnan potential
- donor level
- donor
- doppler coefficient
- dose equivalent rate
- dose equivalent
- dose estimate
- dose meters
- dose rate
- dose reconstruction
- dose-response
- double dividend
- double glazed windows
- double ions
- double panes
- double-hung windows
- double-junction reference eectrodes
- double-layer capacitance
- double-layer current density
- double-layer range
- double-layer window
- double-strength glass
- double-wall heat exchangers
- doubling time
- downdraft gasifiers
- downstream slope of a dam
- downwasting
- downwelling currents
- downwind wind turbines
- draft diverters
- draft environmental impact statement
- draft hoods
- dragline cranes
- drag-reducing agent
- drain sump
- drainage layers
- drainage network
- drainage path
- drainage wind
- drainback systems
- drain-back systems
- drain-down systems
- draught tubes
- drawing back
- dredge mining
- dreschel bottles
- drift angle
- drift mines
- drift-line
- drill pipes
- drill rigs
- drill rods
- drill seeding
- drilling bits
- drilling fluid type
- drilling mud type
- drip-loops
- drive bushing
- drop-off center
- dropper funnels
- dropping-mercury electrodes
- drum transformers
- dry charged cells
- dry coal basis
- dry deposition
- dry holes
- dry natural gas production
- dry natural gas
- dry rocks
- dry steam geothermal plants
- dry steam
- dry tons
- dry-casks
- drywell buildings
- drywell
- dsm measure technology program
- d-t fusion reaction
- dual duct system
- dual fired units
- dual fuel
- dual use of chemical materials
- dual use of nuclear materials
- duct fans
- duct systems
- ductile fractures
- dump load
- dune fields
- duplex electrodes
- duplex stainless steel
- duplicator papers
- dust dome
- dust plumes
- dust whirls
- dutch oven furnaces
- duties and taxes
- dye-sensitized photovoltaic cells
- dye-sensitized pv cells
- dye-sensitized solar panels
- dynamic head
- dynamic hydrogen electrodes
- dynamic metamorphism
- dynamic mode
- dynamic pressure
- dysgenic
- dystrophic
- e-93
- e-95
- early seral species
- earmarked taxes
- earth albedo
- earth berms
- earth cooling tubes
- earth sheltered houses
- earthfill dams
- earth-fill dams
- earthflows
- earthquake epicenter
- earthquake foci
- earthquake focuses
- earthquake magnitude
- earthquake operating basis
- earth's albedo
- earth's revolution
- earth's rotation
- earth-ship
- earthwrap
- easy axis
- eave vents
- ecological diversity
- ecological rucksack
- economic dispatch
- economic instruments
- economic long run
- economic potential
- economic sector
- economic short run
- economizer air
- economizer water
- economizers
- economy energy
- ed50
- eddy diffusion
- edge waves
- edge-defined film-fed growth
- edison battery
- edison electric institute
- effective capacity
- effective dose 50
- effective dose equivalent
- effective dose n
- effective internal resistance
- efficiency service company
- effloresced
- efflorescing
- effluent brakes
- efflux
- eggbeater wind turbines
- el nino-southern oscillation
- el niño-southern oscillation
- elastic rebound theory
- elastomeric
- elecromotive force
- electric consumers protection act
- electric control area operators
- electric cooperatives
- electric co-ops
- electric distribution company
- electric furnaces
- electric heaters
- electric heating
- electric line company
- electric power plants
- electric power research institute
- electric power suppliers
- electric pump for well water
- electric radiant heating
- electric rate schedule
- electric rates
- electric resistance heaters
- electric resistance heating
- electric system losses
- electric system
- electric technologies
- electric thermal storage
- electric utility affiliates
- electric utility exports
- electric utility interchange agreement
- electric utility interchange
- electric utility restructuring
- electric utility sales
- electric utility sector
- electric wholesale generators
- electrical congestion
- electrical continuity
- electrical delta
- electrical grid-wide pricing
- electrical grounding
- electrical heaters
- electrical heating
- electrical line sag
- electrical losses
- electrical plugs
- electrical potential energy
- electrical receptacles
- electrical resistance heaters
- electrical steel
- electrical switches
- electrical system energy losses
- electrical system
- electrical wire
- electricity capacity
- electricity consumers resources council
- electricity demand
- electricity generation layoff
- electricity sales
- electricity transfer
- electroactive substances
- electroanalytical chemistry
- electrocatalysis
- electrocatalyst
- electrochemical capacitors
- electrochemical cleaning
- electrochemical degreasing
- electrochemical equivalent
- electrochemical grinding
- electrochemical machining
- electrochemical noses
- electrochemical proces
- electrochemical reactions
- electrochemical shaping
- electrochemical switching
- electrochemiluminescence
- electrochromatography
- electrocleaning
- electrocoating
- electroconcentration
- electrocrystallization
- electrode kinetics
- electrode of the first kind
- electrode of the second kind
- electrode of the third kind
- electrode reaction mechanism
- electrode reaction
- electrodialysis
- electrodics
- electrodissolution
- electroendosmosis
- electroextraction
- electroflotation
- electro-galvanizing
- electrogenerated chemiluminescence
- electrogenerated species
- electrogravimetry
- electrogrinding
- electrokinetic effects
- electrokinetic remediation electroosmotic remediation
- electroless plating
- electrolytic brightening
- electrolytic cleaning
- electrolytic degreasing
- electrolytic grinding
- electrolytic pickling
- electromagnetic noise
- electromagnetic separation of uranium
- electrometallurgy
- electromotive series
- electron geometry
- electron periods
- electron sublevels
- electroneutrality condition
- electronic ballasts
- electronic conductors
- electronic currents
- electronic polarization
- electroorganic
- electroosmotic dewatering
- electrooxidation
- electrophoretic painting
- electroreduction
- electro-refining
- electroremediation
- electroseparation
- electrosorption
- electrosynthesis
- electroviscosity
- element class of minerals
- elemental class of minerals
- elementary reaction steps
- elementary steps
- eligibility criteria
- eligible for federal assistance
- eligible market
- ellipsoidal reflector lamps
- eluant
- eluate
- eluent
- elute
- elution
- eluviation
- embankment dams
- embayment
- embedded cost
- embedded costs exceeding market prices
- embodied energy for electricity
- embossed sheet
- embryonic soils
- embryotoxic
- embryotoxins
- emcon methane generation model
- emergency core cooling systems
- emergency exit windows
- emergency feedwater
- emergency spillways
- emission inventory
- emission limits
- emission taxes
- emissions banking
- emissions coefficient
- emissions offsets
- emissions taxes
- emittance
- end moraines
- end point of a titration
- endangered species act of 1973
- ending stocks
- endoergic reactions
- end-of-pipe technology
- end-use energy
- end-use metering
- end-use sectors
- end-uses
- end-uses
- energize
- energy absorption
- energy audit
- energy audits
- energy brokers
- energy capital
- energy chips
- energy consumption
- energy content
- energy contribution potential
- energy conversion devices
- energy costs
- energy crops
- energy delivery
- energy dissipators
- energy diversity
- energy effects
- energy efficiency programs
- energy efficiency ratio
- energy efficient mortgages
- energy end-use sectors
- energy expenditures
- energy facility
- energy factor
- energy flux
- energy forms
- energy guide labels
- energy indexing
- energy information administration
- energy intensivenes
- energy losses
- energy marketers
- energy plantations
- energy policy act of 1992
- energy product
- energy receipts
- energy recovery
- energy requirement
- energy reserves
- energy resource management
- energy security act of 1980
- energy security
- energy service company
- energy suppliers
- energy use practice
- energy wood
- engine-driven air conditioners
- engine-driven air conditioning
- engineered wood products
- enhanced end-use efficiency
- enhanced geothermal systems
- enhanced oil recovery
- enhancement
- enriched uranium product
- enrichment factor
- enrichment feed delivery
- enteric fermentation
- entrained bed gasifier
- entrance cable
- environmental attributes
- environmental impact study
- environmental indicators
- environmental liability
- environmental loads
- environmental management program
- environmental management systems
- environmental protection agency
- environmental restrictions
- environmental reviews
- environmental risk assessment
- environmental risk
- environmental systems
- enzymatic hydrolysis
- eolian landforms
- epa hazard ranking system
- ephemeral streams
- epichlorohydrin
- epicormic shoot
- epidemiologic surveillance
- epidemiological study
- epipotamal zone
- epipotamon zone
- epirhitral zone
- epirhitron zone
- epitaxial growth
- epithermal neutrons
- equalizing charge
- equatorial zone circulation cells
- equilibrium constant expressions
- equilibrium electrode potential
- equilibrium expressions
- equipment dsm costs
- equivalent dwelling unit
- erg deserts
- erosional landforms
- eruption clouds
- eruption plumes
- escape provision
- estimated bill
- et50
- etherification
- ethyl tertiary butyl ether
- ethylene vinyl acetate eva
- etiologic agents
- euhaline
- euhydrophyte
- euratom ownership
- euro trough
- eurotrough
- euryhaline
- eurythermal
- eustacy
- eustatic changes
- eutectic salts
- eutectoid steels
- eutrophic lakes
- evacuated glazings
- evacuated tube collectors
- evaluative resolution
- evaporation fogs
- evaporation pans
- evaporation ponds
- evaporative emissions
- evaporator coils
- even-aged forests
- even-aged management
- even-aged stands
- even-aged systems
- evergreen plants
- evergreen vegetation
- evolutionary significant unit
- exceedance
- excess annual growth
- exchange current density
- excitation energy
- exclusion areas
- exclusion zones
- exempt wholesale generators
- exfoliation domes
- exoergic reaction
- exotic animals
- exotic pests
- exotic plants
- exotic streams
- expanded polystyrene
- expander steels
- expansion joints
- expansion tanks
- expansion valves
- expected peak day concentration
- expenditures
- exploration drilling
- exploratory wells
- explosion limits
- explosive primers
- exposure assessment
- exposure by ingestion
- exposure by inhalation
- exposure dose reconstruction
- exposure investigations
- exposure pathways
- exposure registry
- exposure time 50
- extensive forest management
- extensometers
- exterior siding
- exterior stop
- external eeectrolyte
- external radiation
- externality cost
- extra high voltage
- extraction losses
- extraction procedure toxicity
- extractives
- extrinsic semiconductors
- extruded polystyrene
- eyebrow windows
- f scale
- fabricated fuel
- face channels
- face conveyors
- face cords
- face staples
- faced insulation
- facilitating
- facilitation model of succession
- facility heating, ventilation, and air conditioning
- facility lighting
- facility support
- facultative bacteria
- facultative ponds
- fall deposit
- fall turnover
- fallow areas
- fallow farmlands
- fallowing for water conservation
- fan coils
- fan velocity pressure
- faraday number
- faradic current
- fast fission
- fast flux reactors
- fast pyrolysis
- fatman and little boy
- fault escarpments
- fault plane
- fault zones
- feasibility factor
- federal coal leases
- federal energy management program
- federal energy regulatory commission 636
- federal energy regulatory commission 888
- federal energy regulatory commission 889
- federal energy regulatory commission boundaries
- federal energy regulatory commission boundary
- federal energy regulatory commission order 380
- federal energy regulatory commission order 436
- federal energy regulatory commission order 451
- federal energy regulatory commission order 500
- federal energy regulatory commission
- federal facility compliance act
- federal implementation plan
- federal land managers
- federal power act
- federal power commission
- federal power marketing administrations
- federal register
- federal reserve discount rate
- federal water pollution control act
- federation of american scientists
- feed and separative work components
- feed materials
- feeder lockout
- feedwater
- feldspathic
- felsic magma
- fenestration
- ferc boundary
- ferritic stainless steels
- ferrous scrap
- ferruginous
- fertile nuclides
- fertilizing
- fetch length
- ffcact
- fiberboard boxes
- fiberglass insulation
- field capacity
- field nursery
- field production
- field separation facility
- fill planting
- filling solution
- filter beds
- filter/demineralizer plants
- filtrated
- final actions
- final cutting
- final disposal of nuclear waste
- final energy
- financial attributes
- finding of no significant impact
- fine mill residue
- fine papers
- fine particulate matter
- fine sands
- fine vs. coarse grain sizes
- finished steel
- finishes
- fire classification
- fire hazard reduction
- fire lines
- fire trails
- fire weather index
- fireplace inserts
- fire-rating
- firing rate
- firm gas
- firm power
- firm transmission service
- firmwood
- firn limit
- firn line
- first core
- first purchase price
- first use of energy for all purposes
- first-hour rating
- fish and wildlife agencies
- Fish and Wildlife Coordination Act
- fish barriers
- fish flows
- fish guidance efficiency
- fish migration barriers
- fish passage efficiency
- fish passage facilities
- fish passages
- fish screens
- fish stock
- fishery enhancement
- fissile nuclei
- fissile nucleus
- fissile nuclides
- fission gases
- fission of uranium
- fission probability
- fissionable isotopes
- fissioning
- five-year survival rate
- fixation of radioactive waste
- fixed carbon
- fixed energy
- fixed ion
- fixed lights
- fixed operating costs
- fixed panels
- fixed quantities contracts
- fixed windows
- fjell fields
- flade potential
- flail chipharvesters
- flail chippers
- flame annealing
- flame hardening
- flame spread classification
- flame spread index
- flame spread rating
- flammable limits
- flapper valve steels
- flare gas
- flared gas
- flash blindnes
- flash burns
- flash steam
- flashbacking
- flash-blindness
- flashboards
- flashed steam
- flashed-steam geothermal plants
- flash-steam geothermal plants
- flat ceiling
- flat wires
- flat-black paint
- flat-lying
- flat-plate photovoltaic array
- flat-plate photovoltaic module
- flat-plate pumped
- flat-plate solar heating collectors
- flatteners
- flexible load shape
- flexible packaging
- flexible quantities contracts
- flexible retail poolco
- flexible-fuel fuel cells
- flexicoking
- float bridges
- float charge
- float charging
- float dust
- float life
- float switches
- float voltage
- floating foundations
- float-zone proces
- flocculated
- flocculates
- flocculating
- flood management
- flood pools
- flood stage
- flood storage capacity
- flooded cells
- floor furnaces
- floor spaces
- flow augmentation
- flow battery
- flow condition
- flow field plates
- flow restrictors
- flowing spring
- flowing wells
- flow-through electrode
- flowtite pipe
- flue gas desulfurization unit
- flue gas particulate collectors
- flue gas scrubber
- fluffing
- fluid coking
- fluid drag
- fluid loss
- fluidized-bed boiler
- fluidized-bed combustor
- fluor
- fluorescent light tubes
- fluoride ion
- fluxmeter
- foam boards
- foam core panels
- foam insulation
- foam-in-place insulation
- foil-faced vapor retarder
- foliar leaching
- fool's good
- foot walls
- force of acceleration
- forced deposits
- forced outage rate
- forced outages
- forced ventilation
- forced-air furnaces
- forced-air systems
- forebay guidance nets
- forebays
- foreign matter
- foreign-controlled firms
- foreset beds
- forest floor
- forest fragmentation
- forest genetics
- forest health
- forest interior dependent species
- forest management license agreement
- forest management unit
- forest management
- forest mensuration
- forest model
- forest plans
- forest plantation
- forest products
- forest recovery
- forest regeneration cut
- forest regeneration
- forest residuals
- forest rotation
- forest structure
- forest tree breeding
- forest tree improvement
- forest type
- forest wetland
- forested areas
- forested lands
- forestomach
- forestry residues
- form bond papers
- formal electrode potential
- formerly restricted data
- formerly utilized sites remedial action program
- forming
- forminifera
- forms of energy
- fort union formation
- fossil-fueled steam-electric power plants
- fouling organisms
- fractional horsepower motors
- fracture of a mineral
- fracture toughnes
- fracturing
- framboid
- frame materials
- framework convention on climate change
- framing effects
- framing percentage
- franchise areas
- franchise fees
- franchise haulers
- franchise monopoly
- frazzle ice
- free drivers
- free on board price
- free radical chain reaction
- free service
- free sheet papers
- free thinning
- freeboard
- free-to-grow
- freewheeling
- freeze-thaw action
- freight modes
- freon 11
- freon 12
- freon 12b1
- freon 14
- fresh feed input
- friable
- friction head
- frill girdling
- fringe forests
- fringing fields
- frit
- frontal cyclones
- frontal fog
- frontal lifting
- frontal wedges
- frontal wedging
- front-end separation
- frontier and foreign oil sources
- front-loading washing machines
- front-to-front high voltage direct current
- front-to-front hvdc
- frost crack
- frost pockets
- frost wedging
- frost-free refrigerators
- fuel adjustment charge
- fuel assembly
- fuel cell boilers
- fuel cell furnaces
- fuel cell processors
- fuel cell reformers
- fuel costs
- fuel diversity
- fuel escalation
- fuel fabrication
- fuel grade alcohol
- fuel handling system
- fuel nox
- fuel pellets
- fuel processors
- fuel rate
- fuel security
- fuel temperature coefficient of reactivity
- fuel units
- fuels solvent deasphalting
- fuel-switching capability
- fuel-use attributes
- fuel-wood
- fugitive dust
- fugitive emissions
- full pools
- full sun
- full tree
- full-forced outages
- full-power operation
- full-scale programs
- full-sibling trees
- fully stocked forest land
- fume chambers
- fumes
- fuming liquids
- functional unbundling
- fundamental niche
- funnel viscosity
- furling tail
- furnish
- furring strips
- fused-salt reactors
- fusion ignition
- fusion reactions
- gable end walls
- gable vents
- gage height
- gal/d
- galactan
- gallons per minute
- gall-peters map projection
- gall-peters projection
- galvanostatic technique
- galvanostats
- gamete cells
- gap planting
- gas air-conditioning
- gas balance
- gas cleaning
- gas condensate wells
- gas electrode
- gas fill
- gas holders
- gas phase
- gas shift proces
- gas supersaturation
- gas synthesis
- gas time
- gas well productivity
- gas wells
- gas-cap gas
- gas-cooled reactors
- gaseous centrifuge enrichment
- gaseous diffusion enrichment
- gaseous diffusion plants
- gasifiers
- gasoline gallon equivalent
- gasoline grades
- gassing current
- gate houses
- gate stations
- gate-bulkhead
- gathering lines
- gauge height
- gauging stations
- gaylord containers
- gay-lussac's law
- geiger-mueller counter
- gelatinous precipitates
- gelatinous
- gel-type battery
- gene frequency
- general lighting
- general obligation bonds
- generalist species
- generating area
- generation charges
- generation company
- generation dispatch and control
- generation time
- generator nameplate capacity
- generator rewind
- generator rewinding
- genetic adaptations
- genetic damage
- genetic effects
- genetic injury
- genetic relation
- geographic cycle
- geographic isolation
- geographic ranges
- geographical coordinate system
- geologic assurance
- geologic basement
- geologic considerations of coal mining
- geologic repository
- geological repository
- geometric current density
- geometric electrode area
- geometrical current density
- geometrical electrode area
- geomorphic threshold
- geomorphic
- geopressurized brines
- geostationary operational environmental satellites
- geothermal agriculture
- geothermal drilling
- geothermal heat pumps
- geothermal injection wells
- geothermal phenomena
- geothermal phenomenon
- geothermal power plants
- geothermal reinjection
- geothermal reservoirs
- geothermal resources
- geothermometer
- g-galactan
- gibrat site ratio
- gin poles
- girdled
- glacial drift
- glacial furrows
- glacial ice
- glacial milk
- glacial polish
- glacial remnants
- glacial retreat
- glacial streams
- glacial surges
- glacial trough
- glacial uplift
- glacier caves
- glacier flows
- glacier ice
- glacier mill
- glacier remaniè
- glacier remnants
- glacier tables
- glaciofluvial
- glasphalt
- glass frit
- glass mats
- glazing bead
- gleization
- gleysol soils
- gliding doors
- global insolation
- global solar radiation
- global winds
- gloss meters
- glucan
- glue laminated beams
- glycolic aldehyde
- goaf
- gold plated
- good faith agreements
- good faith efforts
- good faith negotiations
- good utility practice
- gouy-chapman model of the double layer
- gouy-chapman-stern model of the double layer
- graben faults
- graded effects
- graded streams
- gradient winds
- grafted
- grains of pollutant per standard cubic foot of gas
- gram-atom
- gram-equivalent
- graminoid
- gram-mole
- granitic magma
- granolith
- granular precipitate
- grasscycling
- gravel gertie
- gravitational confinement
- gravitational water
- gravity feed systems
- gravity flow systems
- gray market of nuclear materials
- gray water
- grazing capacity
- grazing food chain
- greater-than-class-c low-level wastes
- green fields
- green liquor
- green logging
- green marketing
- green pricing
- green procurement
- green run
- green tons
- green wood
- green-e
- greenfield plants
- greenhouse windows
- grenz rays
- grid south
- grinding of waste
- grit blasting
- gross alpha particle activity
- gross area
- gross beta particle activity
- gross calorific value
- gross capacity
- gross domestic purchases
- gross gas withdrawals
- gross generation
- gross head
- gross heating value
- gross hydraulic head
- gross input to atmospheric crude oil distillation units
- gross primary productivity
- gross secondary productivity
- gross sediment transportation
- gross vehicle weight
- gross withdrawals
- ground fogging
- ground fogs
- ground frost
- ground ice
- ground moraines
- ground pressure
- ground reflection
- grounded conductor
- ground-fault
- groundwater banking
- groundwater consolidation
- groundwater flow
- groundwater pumpout
- groundwater recharge
- groundwater replenishment
- groundwater storage
- groundwater transmissibility
- groundwood papers
- group quarters
- group sizes of batteries
- group-selection method
- grout curtains
- growing stock
- growth management plans
- grubbing
- guaiacyl
- guide vanes
- guinea pig maximization tests
- gun-type nuclear bombs
- gun-type nuclear weapons
- g-value
- gypsic
- gytta
- habit of a mineral
- habitat conservation plan
- hadal zone
- half-cells
- half-thicknes
- halide class of minerals
- haloacetic acid
- halogenated substances
- halon-1301
- halon-2402
- hammer ponds
- hammermills
- hammerponds
- hand loading
- hand piles
- hanging glaciers
- hanging-mercury-drop electrodes
- hardened targets
- hardening off
- hardgrove grindability index
- hardness of a mineral
- hardstands
- harvest age
- harvest management
- hatchery production
- haulage
- haulageway
- haulers
- hauling fees
- hawaiian high
- hazard mitigation plan
- hazard ranking system score
- hazardous air pollutants
- hazardous and solid waste amendments
- hazardous substances and health effects database
- hazardous waste identification rule
- hazed
- h-coal proces
- head gates
- head track
- headframe
- headgates
- headraces
- headspace analysis
- headwater retreat
- headworks structure
- health consultation
- health investigation
- health outcome data
- health outcomes study
- health professional education
- health risk assessment
- health spas
- health statistics review
- health surveillance
- health-based standard
- healthy worker effect
- heap leach solutions
- heat absorbing window glasses
- heat balance
- heat content gros
- heat content net
- heat fluxes
- heat gain
- heat losses
- heat of formation
- heat of hydration
- heat pump water heaters
- heat rate
- heat recovery ventilators
- heat register
- heat sources
- heat storage capacity
- heat storage
- heat transfer efficiency
- heat transfer fluid
- heat transmission coefficient
- heated aquariums
- heated spaces
- heating capacity
- heating curve
- heating equipment
- heating fuel units
- heating fuels
- heating load
- heating season
- heating seasonal performance factor
- heating stoves
- heating zone
- heating, ventilation, and air-conditioning
- heat-strengthened glass
- heat-up
- heaving
- heavy gas oils
- heavy nuclei
- heavy particles
- heavy water reactor
- heavy-duty vehicles
- hedging contracts
- heel of a dam
- height of burst of a nuclear weapon
- heliochemical proces
- heliothermal
- heliothermic
- heliothermometers
- helmholtz model of the double layer
- helophytes
- hematopoietic agents
- hemispherical bowl technology
- henderson equation
- hepatotoxins
- herbaceous energy crops
- heterogeneous charge-transfer reaction
- heterotrophic plate count
- hibernacula
- high brasses
- high forest systems
- high forests
- high grade
- high lofts
- high radiation areas
- high temperature superconductors
- high-altitude burst of a nuclear weapon
- high-carbon steels
- high-density polyethylene hdpe
- high-energy consumers
- high-grade papers
- highgrading
- high-grading
- high-level waste slurry
- high-level wastes
- highly saline water
- high-performance insulations
- high-performance linerboards
- high-precipitation storms
- high-pressure boilers
- high-pressure sodium lamps
- high-pressure sodium lights
- high-temperature gas-cooled reactors
- high-temperature reservoirs
- high-temperature solar thermal collectors
- high-value added consumers
- highwall miners
- highwalls
- hill effect
- hinged windows
- historic floodplains
- hittorf method
- hog fuels
- hogged fuel boiler
- hogged fuels
- hoisting
- holding ponds
- holdup materials
- hole in the head
- holistic ecosystem management
- holocellulose
- home energy rating systems
- home steel scrap
- homogeneous charge-transfer reaction
- homojunctions
- horizontal drilling
- horizontal sliders
- horizontal-axis wind turbines
- hornito
- horsepower-hour
- host utility
- hot air furnaces
- hot cells
- hot deserts
- hot dips
- hot laboratory
- hot leg
- hot taps
- hot working
- hot-deck imputation
- hot-dipped
- hot-water systems
- hourly metering
- hourly non-firm transmission service
- household hazardous wastes
- household income category
- household members
- housing units
- h-rotor
- hub height
- humic matter
- hybrid cells
- hybrid photovoltaic cells
- hybrid pv cells
- hybrid renewable energy systems
- hybrid solar cells
- hydration numbers
- hydraulic fracturing
- hydraulic head pressure
- hydraulic head water
- hydraulic load
- hydraulic set cement
- hydro pumped storage
- hydrocarbon photochemical reactivity
- hydrodynamic boundary layer
- hydrodynamic voltammetry
- hydroelectric diversions
- hydroelectric dump
- hydroelectric impoundments
- hydroelectric load shaping
- hydroelectric power pool
- hydroelectric propeller turbines
- hydroelectric pumped storage
- hydrofracture
- hydrofracturing
- hydrogasification
- hydrogen evolution reaction
- hydrogen fueled internal combustion engines
- hydrogen-induced cracking
- hydrogeologic study
- hydrolittoral
- hydrologic budgets
- hydronic cooling systems
- hydronic heating systems
- hydroperiod
- hydroperoxy radical
- hydropower license, exemption
- hydropower license, major
- hydropower license, minor
- hydropower, relicense
- hydropyrolysis
- hydroscopes
- hydroscopic
- hydrostatic level
- hydrostatic
- hydrothermal alteration
- hydrothermal fluids
- hydrothermal reservoirs
- hydroxide ion
- hydroxyacetaldehyde
- hydrualic head level
- hygas
- hypereutrophic
- hypolimnion layers
- hypolimnion zones
- hypopotamon
- hypsometric diagrams
- hysteresis loop
- i/o
- ice aprons
- ice caves
- ice falls
- ice jams
- ice lenses
- ice pellets
- ice rafting
- ice shelves
- ice sizzle
- ice sizzling
- ice-cored moraines
- ice-dammed lakes
- ice-marginal lakes
- ideal depolarized electrodes
- ideal non-polarizable electrodes
- ideal polarizable electrodes
- ideal polarized electrodes
- ignition point
- ignition temperature
- III-V materials
- i-joists
- ilkovic equation
- illuviation
- imhoff treatment systems
- immature forests
- immature soils
- immature stands
- immediate roofs
- immersion plating
- immigrant species
- immigrating
- immobilization
- immobilized electrolytes
- immune dysfunctions
- immune system disorders
- immunotoxic
- impact energy
- impermeable
- impervious
- implosion nuclear bombs
- implosion nuclear weapons
- imported water
- impounded water
- improved recovery
- improvement cuts
- improvement cutting
- impulse turbines
- in situ gasification
- in situ leach mining
- in situ microbial filter
- in situ processing
- inby
- incandescent lights
- incentive programs
- inceptisols
- incident solar radiation
- incidental harvest
- incidental take
- incineration of nuclear wastes
- inclined grates
- income level
- incomplete combustion
- increment borers
- incremental effects
- incremental reactivity
- incremental tree growth
- independent power producers
- independent producers
- Independent System Operators
- independent transmission company
- indeterminate public health hazards
- index contour
- indian coal leases
- indian country
- indicated mineral resources
- indicator organisms
- indifferent electrolyte
- indirect electrolysis
- indirect liquefaction
- indirect solar gain systems
- indirect source control programs
- indirect source reviews
- indirect sources
- indirect uses
- indirect utility costs
- indirect water heaters
- indium oxide
- individual cancer risk
- indoor air pollutants
- indoor air pollution
- induction generators
- induction period
- industrial hygienists
- industrial process heating
- industrial radioactive wastes
- industrial restrictions
- industrial roundwood products
- industrial scrap
- industrial smog
- industrial steel scrap
- industrial water uses
- industrial wipers
- inert electrodes
- inert electrolyte
- inertial confinement
- inferred mineral resources
- inferred reserve base
- infilled
- infilling wells
- infilling
- infiltration barriers
- infiltration rate
- infinite source thicknes
- inflow
- influent
- infralittoral
- inherently low emission vehicles
- inhibition model of succession
- initial core
- initial nuclear radiation
- injection wells
- inlet structure channel
- inner core of the earth
- inner-sphere charge-transfer reaction
- inoperable capacity
- inorganic substances
- inorganic wastes
- inosilicate
- input power
- insertion mutations
- inset staples
- insolation weathering
- inspection and maintenance program
- installed capacity
- instantaneous efficiency of a solar collector
- instantaneous flows
- institutional radioactive wastes
- instream flows
- in-stream flows
- instream rights
- in-stream rights
- instream uses
- in-stream uses
- insulated ceiling fixtures
- insulated shutters
- insulating glass
- insulating value
- insulation blankets
- insulation density
- insulation rolls
- intake towers
- intangible transition charges
- integral fast reactors
- integrated collector storage solar systems
- integrated heating systems
- integrated manufacturers
- integrated resource management of forest and agricultural lands
- integrated resource planning principals
- integrated resource plans
- integrated sampling devices
- integrated solid waste management
- integrated waste management act
- integrated waste management
- intensive forest management
- intensive recycling
- interdepartmental service of an electric utility
- interest coverage ratio
- interest expenses
- interglacial periods
- intergovernmental panel on climate change
- interim bill
- interim forests
- interim remedial measures
- interlockers
- interlocking stiles
- intermediate annealing
- intermediate load
- intermediate processing centers
- intermediate rocks
- intermediate species
- intermediate temperature reservoirs
- intermediate treatments
- intermediate trees
- intermittent generators
- intermittent resources
- intermittent streams
- intermittent tests
- intermodal surface transportation efficiency act of 1991
- internal collector storage
- internal combustion electric power plants
- internal demands
- internal electrolyte
- internal exposure
- internal gain
- internal mass
- internal radiation exposure
- internal reference electrodes
- international agency for cancer
- international bunkers
- international code council
- international energy agency
- international log rule
- international ngo
- international radiation sign
- international thermonuclear experimental reactors
- interplanting
- interrelationships
- interruptible gas
- interruptible load
- interruptible power
- interruptible rates
- interruptible services
- interrupting rating
- interruption rating
- interspecific interaction
- intertied
- inter-tied
- intertying
- inter-tying
- interval metering
- intramolecular forces
- intraperitoneal
- intraspecific interaction
- intrinsic coercive force
- intrinsic layers
- intrusive igneous rocks
- inundation maps
- invariant point
- inverse square law of radiation
- inverted block rates
- inverted rate electric service
- in-vessel composting
- investment tax credits
- investor owned utility
- ion exchange membranes
- ion exchanging
- ion-dipole forces
- ionic conductors
- ionic currents
- ionic mobility
- ionization currents
- ir drop compensation
- ir drop correction
- ir drop
- iridium anomaly
- iron and steel industry
- iron scrap
- irradiated fuels
- irradiating
- irregular shelterwood system
- irregular uneven-aged stands
- irreversible electrodes reaction
- irreversible electrodes
- irreversible loss
- irrigated acreage
- irrigation districts
- irrigation diversions
- irrigation screens
- irrigation water uses
- isoheight
- isohexane
- isolated solar gain system
- isolated-ground plug
- isolated-ground receptacles
- isolating switch
- isolating switches
- isolation barriers
- isolation diodes
- isometric transition
- isopach
- isopropylbenzene
- isostatic depression
- isothermal layer
- isotope abundance
- isotope enrichment
- isotope farms
- isotope geochronology
- isotope geology
- isotopic abundance
- isotopic enrichment centrifuge
- isotopic enrichment
- isotopic separation
- isotrons
- isotropic magnets
- ispra guidelines
- itinerant waste buyers
- i-type semiconductors
- jambs
- jet max
- jet streak
- jibbs
- jig saw steel
- job-site hazards analysis
- joint costs
- joint implementation
- joint industry projects
- joint use
- joint-use hydroelectric facility
- junction boxes
- junction diodes
- jurisdictional
- juvenile transportation
- juvenile water
- juvenile wood
- kalina cycle engines
- kame terraces
- kaysers
- k-election capture
- kelvin timescale
- kerosene-type jet fuel
- ketone-alcohol
- kettle moraines
- keyways
- kickoff depth
- killed steels
- kinetic energy released in material
- kingdom animalia
- kingdom archaea
- kingdom monera
- kingdom plantae
- kingdom protista
- kipp's apparatus
- klason lignin
- knee of the demagnetization curve
- knee-walls
- knickpoints
- knife switches
- knotty cores
- known geothermal resource areas
- knutson-vandenberg act
- konimeters
- kraft papers
- kraft-faced vapor retarders
- kryptonates
- k-selected species
- k-value
- la niña
- lachrymators
- ladder fuels
- laevorotatory
- lag times
- lake management
- lake restoration
- lake stewardship
- laminated glasses
- laminated linerboards
- lammas shoots
- land breezes and sea breezes
- land disposal restrictions
- land remote-sensing satellites
- land retirement
- landfill liners
- landfilling
- landlord activities
- land-use restrictions
- landward
- langbeinite
- lanthanide metals
- lanthanides series
- lap-welds
- large hydropower plants
- large woody debris
- lasagna technology
- laser enrichment
- laser isotope separation
- late seral species
- late seral treatments
- latency periods
- latent cooling capacity
- latent cooling load
- latent periods
- lateral buds
- lateral canals
- laterization
- late-successional forests
- late-successional reserves
- latex-based paint
- latosol
- lattice girders
- lava deltas
- lava lakes
- law of basin areas
- law of stream lengths
- law of stream number
- law of supply
- law of thermodynamics
- lay up
- layering method
- lc50
- ld50
- le chatlier's principle
- leach rate of nuclear waste
- leachate ponds
- leached
- leachfields
- lead acid battery types
- lead alkyls
- lead battery
- lead castles
- lead caves
- lead equivalent
- lead housings
- leaf buds
- leaf drip
- leakage fluxes
- leaking electricity
- lease and plant fuel
- lease condensates
- lease separation facility
- lease separator
- least cost planning
- leave trees
- leclanché battery
- leclanché cells
- ledger papers
- leeward side
- legacy costs
- legacy wastes
- l-electron capture
- length of air-gap
- lentic waters
- lenz effect
- lethal concentration 50
- lethal dose 50/30
- lethal dose 50
- lethal dose low
- level of free convection
- leveling agents
- levelized billing
- levelized cost
- liberation cuts
- liberation cuttings
- liberation thinnings
- lie-on-your-stomach windows
- lifeline rate
- lifting condensation level
- light amplification by simulated emission of radiation
- light gas oils
- light metals
- light oils
- light quality
- light trapping
- light-duty vehicles
- light-gauge steel
- light-induced defects
- light-to-solar-gain ratio
- light-water reactors
- lignin pseudo-molecule for modeling
- lignin ratio of meo to c9
- lignite ash
- lignite coal
- lignocellulose
- limbwood
- limb-wood
- lime scale
- limited-area feller-bunchers
- limiting condition for operation
- limiting current density
- limiting safety system settings
- limnetic community
- limnocrene
- line drops
- line echo wave pattern
- line faults
- line jacks
- line losses
- line pipes
- line plantings
- line plants
- line spectra
- line transformers
- linear effect models
- linear heat generation rates
- linear-quadratic effect models
- line-commutated inverters
- linerboards
- li-on
- liquefied refinery gases
- liquid collectors
- liquid crystal glazing
- liquid metal nuclear fuels
- liquid phase
- liquid-based solar heating systems
- liquid-junction potential
- liquid-to-air heat exchangers
- liquid-to-liquid heat exchangers
- lithium-sulfur battery
- litterfall
- little climatic optimum
- littoral community
- littoral transportation
- live bottoms
- live circuits
- live parts
- live reservoir storage
- live storage
- live-crown ratio
- livestock water use
- lixiviation
- llw
- load building
- load centers
- load control
- load cycling
- load diversity
- load duration curve
- load following
- load forecasting
- load forecasts
- load leveling
- load line
- load management
- load profile
- load ratio share
- load shape effects
- load shape
- load shedding
- load shifting
- load side and line side
- local distribution company
- local solar time
- local speed of light
- locational marginal pricing
- lock bays
- lockage
- log chokers
- log defects
- log law
- logging residues
- long range aid to navigation
- long range transport
- long-range transport
- longshore transportation
- long-term contracts
- long-term storage
- long-term transactions
- longwall miners
- long-wave infrared radiation
- loop flow
- loop transmission systems
- loose coal
- loose-fill insulation
- lopping and scattering
- los alamos national laboratory
- los alamos
- losing streams
- loss of load probability
- lost opportunity resources
- lost opportunity
- lost revenues
- lot line adjustment
- lotic waters
- low brass
- low btu gas
- low flow toilets
- low flush toilets
- low head
- low heating value
- low nox burners
- low population zones
- low temperature thermal stripping
- low thinning of trees
- low voltage cutoff
- low water cutoffs
- low-alloy steels
- low-carbon steels
- low-conductance spacers
- low-density polyethylene
- low-e coatings
- low-e window films
- low-e windows
- low-emission vehicles ii
- low-emission vehicles
- low-emittance coatings
- low-emittance windows
- low-energy consumers
- low-enriched uranium
- lower mantle
- lowest achievable emissions rate
- low-flow fixtures
- low-flow solar water heating systems
- low-grade papers
- low-income home energy assistance program
- low-level mixed wastes
- low-level radioactive wastes
- low-level wastes
- low-power testing
- low-pressure boilers
- low-pressure sodium lamps
- low-pressure sodium lights
- low-sulfur fuels
- low-temperature collectors
- low-temperature reservoirs
- low-temperature solar thermal collectors
- low-temperature thermal desorption
- l-posts
- lubricating oils
- lubricity
- lucky dragon
- luggin capillary
- luggin probes
- luggin tip
- lumen maintenance control
- lumens per watt
- lumens/watt
- luminosity of the sun
- lunate fractures
- luvisol soils
- lysimeters
- m expenses
- m-85
- macadamized roads
- mach stems
- machine drive of a motor
- machine stress rated lumber
- macrophytes
- macroscales
- mafic magma
- magma columns
- magmatic water
- magnesium alloy, graphite-moderated, gas-cooled uranium oxide reactor
- magnesium battery
- magnet wires
- magnetic ballasts
- magnetic confinement plasma physics research
- magnetic confinement
- magnetic inclination
- magnetic interference
- magnetic pole variation
- magnetic saturation
- magnetic saturation
- magnetic stability
- magnetic temperature coefficient
- magnetizing force
- magneto hydro dynamics
- magnetoelectrochemistry
- magsat satellites
- main channels
- main heating fuel
- main stems
- mainstem
- maintenance outages
- maintenance-free battery
- major electric utility
- major fuels
- major sources
- make-up air
- malleabilizing
- man locks
- management and operating contractors
- mandatory carriage
- maneuvering reentry vehicles
- manifold business forms
- manlocks
- man-made elements
- mantle of the earth
- manual j
- manually-lighted burners
- manufacturing division
- manufacturing establishments
- marginal farmlands
- marginal lands
- marginal price
- marginal reserves
- marginal wells
- marginal-cost pricing
- marine cranking amps
- marine freight
- maritime effects
- maritime polar air mass
- maritime tropical air mass
- market clearing price
- market eligibility
- market potential
- market pulp
- market wastes
- marketable coke
- market-based pricing
- marketing dsm costs
- masonry stove
- mass burn facility
- mass closure
- mass deficiency
- mass of a neutron
- mass of a proton
- mass of an electron
- mass percentage
- mass transport
- mass-transport overpotential
- master-metering
- material exchange programs
- material reactors
- material recovery
- materials exchange programs
- materials reactor
- materials recovery facility
- materials recovery
- matric force
- mature stands
- mature trees
- maturity class
- maximum achievable control technology
- maximum contaminant levels
- maximum demand
- maximum drawdown
- maximum energy product
- maximum forebay
- maximum incremental reactivity
- maximum power point tracker
- maximum power point
- maximum residue limits
- maximum stream-flow
- mean annual increment
- mean indoor temperature
- mean power output of a wind turbine
- mean sea-level
- mean wind speed
- meander belts
- meandering belts
- meandering channel
- meandering stream channel
- measure life
- measured mineral resources
- mechanical property
- mechanical systems
- mechanical thinnings
- mechanical working
- medial moraines
- median dose
- median lethal concentrations
- median water condition
- median wind speed
- medical monitoring
- mediolittoral
- mediterranean forests
- mediterranean scrubland
- medium btu gas
- medium pressure
- medium sand
- medium-carbon steels
- medium-temperature solar thermal collectors
- meeting rails
- megawatt-day per kg
- megawatt-day
- melting range
- meltwater
- member systems
- membrane electrode assembly
- membrane electrodes
- merchant facility
- merchant oxygenate plants
- merchantable logs
- merchantable lumber
- merchantable timber
- meridional flow
- meridional transportation
- mesohaline
- mesoscale convective complexes
- mesotrophic lakes
- metal deposition
- metal dissolution
- metal flues
- metal foils
- metal halide lights
- metal hardening
- metal insulation supports
- metal spraying
- metal-air fuel cells
- metal-clad windows
- metalimnion layers
- metalimnion zones
- metallic glasses
- metallurgical coal
- metallurgical coke
- metallurgical laboratory
- metal-oxide semiconductor field effect transistors
- metapotamal
- metapotamon
- metarhitral
- metarhitron
- metasomatic metamorphism
- metastable state
- meteoric water
- meter badges
- meter constant
- meter readers
- methane flux
- methane ice
- methyl chloroform
- methyl ethyl keytone
- methyl radical
- micro hydroelectric plants
- micro hydropower plants
- microbial corrosion
- microcuries
- microelectrodes
- microenterprises
- microfauna
- microgrooves
- microscale
- micro-site
- micro-turbines
- microwave solidification
- mid seral species
- mid seral treatment
- mid-continent area power pool
- middle distillates
- mid-grade gasoline
- migratory unit
- mike test
- milankovitch theory
- milky way galaxy
- mill broke
- mill dams
- mill feed
- mill ponds
- mill residues
- milldams
- miller cylindrical projection
- milligrams per liter
- million gallons per day
- millponds
- millraces
- millruns
- mimeo papers
- minable
- mine safety and health administration
- mine types
- mined geologic disposal system
- mine-mouth power plants
- mineral fiber insulation
- mineral granules
- mineral potential
- mineral reserves
- mineral resources
- mineralized
- mineral-matter-free basis
- minerotropic wetlands
- mini-generators
- minimal action
- minimal risk level
- minimum charges
- minimum flow level
- minimum forebay
- minimum generation
- minimum operating pool
- minimum recycled content laws
- minimum stream-flow
- mining tailings
- mining wastes
- mining water use
- minor uranium isotopes
- minority carrier lifetime
- mires
- miscellaneous petroleum products
- mississippian period
- mitigated determination of non-significance
- mitigating measures
- mitigation
- mixed nuclear wastes
- mixed potential
- mixed stands
- mixed stock
- mixed tides
- mixed transuranic waste
- mixed woodlands
- mixed woods
- mixing combustion
- mixing height
- mixing valves
- moab, utah
- mobile harvesters
- mobile source emissions
- mobile substations
- model energy code
- moderately exposed
- moderately strong current
- moderating ratio
- moderator temperature coefficient of reactivity
- modern sanitary landfills
- modified degree-day method
- modified in-situ processing
- modular burners
- modular incinerators
- modulation storage
- moist coal basis
- moisture content, dry basis
- moisture content, wet basis
- moisture control
- moisture free basis
- moisture in biomass
- molar activity
- molecularity of a reaction
- molten carbonate fuel cells
- molten-salt solar power
- monera kingdom
- monitored retrievable storage facility
- monitoring and evaluation dsm costs
- monitoring wells
- monochloroethane
- monoclines
- monoclinic system
- monofill
- montreal protocol
- mopping up
- mor
- more developed country
- morning glory spillways
- morphological system
- morphometry
- most efficient recovery
- mother of pearl clouds
- motor gasoline blending components
- motor gasoline blending
- motor gasoline, conventional
- motor gasoline, finished leaded premium
- motor gasoline, finished leaded regular
- motor gasoline, finished unleaded
- motor gasoline, finished
- motor gasoline, oxygenated
- motor gasoline, reformulated
- motor octane number
- motor speed
- motor torque
- motor-circuit switches
- mountain breezes and valley breezes
- mountain breezes
- mountain glaciers
- mouth of mine power plants
- movable insulation
- mulitstoried stands
- multiaquifer wells
- multi-aquifer wells
- multicrystalline
- multigeneration study
- multijunction devices
- multimedia exposure
- multiple completions
- multiple junction cells
- multiple layers of glazing
- multipurpose reservoirs
- multispectral scanners
- multistage area probability sample
- multizone systems
- municipal debts
- municipal utility
- municipal waste to energy plants
- municipal wastewater
- muntin grilles
- muntins
- muon catalysis of fusion
- mutualism interaction
- nailing fins
- name plates
- naphtha-type jet fuel
- natal streams
- national ambient air quality standards
- national association of regulatory utility commissioners
- national automotive technical education foundation
- national center for atmospheric research
- national center for policy analysis
- national conference of state legislatures
- national defense authorization act
- national electrical code
- national emissions standards for hazardous pollutants
- national energy strategy
- national environmental policy act
- national exposure registry
- national fenestration rating council
- national forest management act
- national institute for occupational safety and health
- national institute of standards and technology
- national low-emission vehicle
- national oceanic and atmospheric administration
- national petroleum council
- national pollution discharge elimination system
- national priorities list
- national renewable energy laboratory
- national rural electric cooperative association
- national security information
- national toxicology program
- national uranium resource evaluation
- native element
- native lignin
- native load customers
- native stock
- natural cooling
- natural cycles
- natural drafts
- natural forest regeneration
- natural gamma-ray spectroscopy
- natural gas act
- natural gas co-firing
- natural gas compression
- natural gas compressor stations
- natural gas cycling
- natural gas distribution system
- natural gas dry production
- natural gas hydrates
- natural gas marketed production
- natural gas plant liquids
- natural gas policy act of 1978
- natural gas processing plants
- natural gas producers
- natural gas service types
- natural gas steam reforming production
- natural gas storage
- natural gas stripper wells
- natural gas transmission system
- natural gas vaporizers
- natural gasoline
- natural isotopic abundance
- natural production
- natural radiation
- natural regeneration
- natural resources trustees
- natural seedling
- natural stream-flow
- natural ventilation
- naturally occurring radioactive materials
- naturally occurring
- naturally spawning populations
- near neat fuels
- neat alcohol fuels
- neat fuels
- needle ice
- needle-leaf trees
- negative declaration
- nemoral
- neodymium-iron-boron magnets
- neonatal stage
- nepa proces
- nephelometric turbidity units
- nephrotoxins
- neptunium series
- neritic
- nernst slope
- nernstian behavior
- net capability
- net electricity consumption
- net electricity
- net energy production
- net generation
- net head
- net head
- net heating values
- net hydraulic head
- net ionic reactions
- net pens
- net primary productivity
- network customers
- network integration transmission service
- network load
- network polymers
- neustal
- neutral atmosphere
- neutral axes
- neutral axis
- neutral beams
- neutral conductor
- neutral detergent fibers
- neutral solutions
- neutralism interaction
- neutralization point
- neutralizer
- neutron balance
- neutron dynamics
- neutron embrittlement
- neutron generation
- neutron leakage
- neutron lethargy
- neutron log
- neutron number
- neutron poison
- neutron resonance
- neutron shielding
- neutron shields
- neutron temperature
- neutronic poisons
- nevada test site
- new gas
- new scrap
- new source performance standards
- new source review
- nhv
- nibm
- ni-cad
- niche specialization
- nickel steels
- nickpoints
- ni-fe
- nitric oxide radical
- nitriding steel
- nitrogen purges
- nitrogen saturation
- nitrogen supersaturation
- nivation hollows
- nivation
- no apparent public health hazard
- no further action
- no migration variance petition
- no observable effect levels
- no public health hazard
- no threshold premise
- nocturnal cooling
- nodular cast iron
- noise barriers
- nominal capacity
- nominal dollars
- nominal operating cell temperature
- nominal prices
- non-aqueous solutions
- non-associated natural gas
- non-attainment areas
- non-attainment transitional
- non-basic service
- non-bypassable wires charge
- non-carbonate hardnes
- non-carcinogenic effects
- non-clastic sedimentary rocks
- non-coincidental peak load
- non-combustible
- non-commercial species
- non-consumptive water uses
- non-conventional uranium plants
- non-crystalline
- non-degradation
- non-faradic current density
- non-ferrous scrap metals
- non-firm energy
- non-firm transmission service
- non-fossil biomass
- non-friable
- non-fuel components
- non-fuel use energy
- non-hydrocarbon gases
- non-incendive circuits
- non-incendive field wiring
- non-indigenous organisms
- non-indigenous species
- nonindigenous
- non-indigenous
- non-industrial source
- non-jurisdictional
- non-linear loads
- non-manufacturing
- non-methane hydrocarbons
- non-methane organic gases
- non-methane volatile organic compounds
- non-native species
- non-nernstian behavior
- non-ohmic resistance behavior
- non-parametric statistical tests
- non-participants
- non-point source pollution
- non-polarizable electrodes
- non-power reactors
- non-proliferation treaty on nuclear weapons
- non-proliferation
- non-rechargeable battery
- nonrenewable fuels
- non-renewable fuels
- non-returnable
- non-road emissions
- non-road vehicles
- non-slagging coal
- non-sparking tools
- non-stochastic effect
- non-stochastic effects
- non-stocked forestlands
- nonsymbiotic mutualism interaction
- non-symbiotic mutualism interaction
- non-thermal systems
- non-utility dsm costs
- non-utility generators
- non-utility power producers
- non-vital plant systems
- no-observed-adverse-effect-level
- no-observed-effect-level
- normal cooling degree-days
- normal degree-days
- normal electrode potential
- normal heating degree-days
- normal hydrogen electrode
- normal lapse rate
- normal recovery capacity
- normal salts
- normal water surface levels
- normalizing of steel
- normally-stocked forestlands
- north american electric reliability council
- north american industrial classification system
- north atlantic treaty organization
- north magnetic pole
- north/south
- northeasters
- northing
- not satisfactorily restocked forestlands
- notice of intent
- notice of noncompliance
- notice of transfer
- not-in-kind technologies
- nuclear absorbers
- nuclear assay meters
- nuclear assays
- nuclear compacts
- nuclear defense wastes
- nuclear disintegration energy
- nuclear disintegration
- nuclear emergency classification: alert
- nuclear emergency classification: general emergency
- nuclear emergency classification: site emergency
- nuclear emergency classification: unusual event
- nuclear emergency classifications
- nuclear energy agency
- nuclear fingerprint
- nuclear fission startup
- nuclear fuel bundles
- nuclear fuel credits
- nuclear fuel origin
- nuclear fuel reloading
- nuclear geology
- nuclear liability
- nuclear material accountability
- nuclear material and facility stabilization
- nuclear material loans
- nuclear migration
- nuclear park
- nuclear pressurizers
- nuclear reactor coolant
- nuclear reactor core melt accidents
- nuclear reactor leakage
- nuclear reactor pressure vessels
- nuclear reactor sarcophagus
- nuclear reactor types
- nuclear reactor vessel heads
- nuclear recycling
- nuclear regulatory commission
- nuclear reloading
- nuclear residues
- nuclear source materials
- nuclear steam supply system
- nuclear triad
- nuclear waste repository
- nuclear weapon primary
- nuclear weapons complex
- nuclear weapons stockpile
- nucleation scavenging
- nucleonics
- nuclide isobars
- nuclide precursors
- nuisance materials
- number of mines
- number of mining operations
- nurse trees
- nutrient cycling
- nutrient depletion
- nutrient loading
- nutrient removal
- nutrification
- o contractors
- o horizon
- o soil horizon
- obligation codes
- obligation to serve
- oblique aerial photographs
- obscure glasses
- obsolete steel scrap
- occupancy sensors
- occupational exposure
- occupational hygienics
- occupied floor space
- occupied space
- ocean energy systems
- oceanic plates
- oceanic spreading ridge
- oceanic spreading
- octane enhancer
- odor thresholds
- off-channel habitats
- off-gases
- off-gassing
- office of civilian radioactive waste management
- office of environmental health hazard assessment
- office of mobile sources
- office papers
- off-peak electricity
- off-peak energy
- off-peak storage
- offset wells
- off-site mitigation
- off-stream use
- off-system natural gas
- ogee spillways
- ohmic loss
- ohmic loss
- ohmic overpotential
- ohmic resistance behavior
- oil circuit reclosures
- oil country tubular goods
- oil hardening
- oil pigs
- oil saturation
- oil vessels
- oil well casing head gas
- oil well completion
- oil-based paints
- old corrugated cardboard
- olefin content
- oligohaline
- oligotrophic lakes
- ombrogenous peat
- ombrotrophic
- ombrotropic wetlands
- onboard diagnostics
- onboard refueling vapor recovery
- onboard vapor recovery
- once-through cooling systems
- once-through nuclear fuel
- one hundred cubic feet
- one million board feet
- one million cubic feet of natural gas
- one million electron volts
- one million standard cubic feet
- one sun
- one thousand board feet
- one-axis tracking
- one-tailed statistical tests
- on-offshore transport
- on-peak electricity
- on-peak energy
- onshore-offshore transport
- onsite generation
- onsite transportation
- on-system natural gas
- open access of an electrical grid
- open access same-time information system
- open circuit potential
- open dumps
- open grown trees
- open market coal
- open sea
- open talik
- open-circuit voltage
- open-cycle ocean thermal energy conversion
- open-loop fuel control
- open-loop system
- operable nuclear unit
- operable units
- operable utilization rate
- operable window
- operable
- operating range
- operating reservoir storage
- operating reservoir surface
- operating revenues
- operating storage
- operating subsidiary
- operating surface
- operating water storage
- operating water surface
- operation and maintenance expenses
- operational mode
- optional delivery commitment
- oragraphic clouds
- ordnance delivery systems
- organ dose
- organic content
- organic level
- organic sedimentary rocks
- organic soil
- organic wastes
- organization for economic cooperation and development
- orientation direction
- original cost
- oroboreal
- orographic uplift
- orthofluvial
- oscillating water column
- oscillating
- ossberger turbines
- other hydrocarbons
- other industrial plants
- other load management
- other single-unit trucks
- outer continental shelf
- outer core of the earth
- outer-sphere charge-transfer reaction
- outflow
- out-gassing
- outlet tunnels
- outlet works
- outside air
- outside coil
- outside diameter
- oven dry
- over discharged
- over discharging
- over potential over voltage
- overbank flow
- overcharged battery
- overchutes
- over-currents
- overdraft of groundwater
- overexploitation
- overexploiting
- overhangs
- overload capacity
- overload protection
- over-mature timber
- overnight capital cost
- overpacking
- overpacks
- overpotential
- overstocked forestlands
- overstory
- overthrust faults
- overturned folds
- ovonic
- oxidating
- oxidation/reduction potential
- oxide class of minerals
- oxygen concentration cells
- oxygen deficiency
- oxygen deficient atmosphere
- oxygen evolution reaction
- oxygen gas
- oxygen reduction reactions
- oxygenated fuels program reformulated gasoline
- oxygenated fuels
- oxygenated gasoline
- ozone precursors
- ozone transport region
- ozone-depleting substances
- p/n
- pacific high
- pacific salmon treaty
- packaging efficiency
- packaging wastes
- packed-bed electrodes
- packing factor
- pad-mounted equipment
- paint pot
- pair annihilation
- paleocene epoch
- paleolakes
- palsa
- pancaking of rates
- panel radiators
- panemone
- panoche formations
- paper mill sludge
- paper stock
- parabolic aluminized reflector lamps
- paraffinic hydrocarbons
- parafluvial
- parallax-seconds
- parallel connections
- parallel path flow
- parallel programs
- parallel-coupled cells
- paramagnetic materials
- parametric tests
- parapet walls
- parasitism interaction
- paraythyroid glands
- parent elements
- parent isotopes
- parent nuclides
- parent radioactive nuclides
- parent radioisotopes
- parent trees
- partial current density
- partial cut
- partial half life
- partial load
- partial participant
- partially-stocked forestlands
- partial-requirement customer
- participant dsm costs
- participants
- particle density
- particle dispersed glazing
- particle sizes
- particle-induced gamma emission
- particle-induced prompt photon spectroscopy
- particle-induced x-ray emission
- particulate emissions
- particulate matter 10
- particulate matter 2.5
- particulate traps
- parting stop
- parting stops
- passenger modes
- passenger rail
- passenger-miles traveled
- passivation potential
- passive assays
- passive cooling
- passive interrogation
- passive remote sensing
- passive seismic method
- passive soil vapor extraction
- passive solar building design
- passive solar heaters
- passive solar home
- pass-through lakes
- paternoster lakes
- path function
- patio sliding doors
- patronage dividends
- patterned ground
- patterned sheet
- paunch
- peak alerts
- peak annual flow
- peak clipping
- peak demand
- peak levels
- peak load
- peak loads
- peak power
- peak shaving
- peak shifting
- peak watts
- peak wind speed
- peaking capacity
- peaking hydropower
- peaking unit
- peak-load pricing
- pediplains
- pedogenic regime
- peeler log
- pelagic water
- pele's tears
- pelitic
- pelton turbines
- penetration rate
- penning gates
- pennsylvanian period
- pentanes plus
- per capita use
- percent composition
- percent utilization
- percentage extraction
- perched dunes
- percolated
- percolates
- percussion drills
- perennial streams
- perennial water yield
- perfluorocarbon tracer gas technique
- perfluoromethane
- performance attributes
- performance-based contracting
- performance-based regulation
- perimeter heating
- period of analysis
- permanent magnet alternator
- permanent set
- permeance coefficient
- permeation rates
- permian period
- permit to operate
- permits
- permselectivity
- peroxidizable materials
- peroxidizable substances
- peroxone
- peroxyacytal nitrates
- persistence study
- persistence time
- personnel monitoring
- person-year
- pervious zones
- petitioned public health assessment
- petp
- petrifying
- petrochemical feedstocks
- petroleum administration for defense district
- petroleum disposition
- petroleum stocks
- petroleum stripper well property
- peukert number
- peukert's equation
- ph electrodes
- ph meters
- phase legs
- phase separation
- phase-change material
- phenolic insulation
- phenolic plastics
- phosphate class of minerals
- phosphoric acid fuel cells
- photoallergic contact dermatitis
- photo-allergic contact dermatitis
- photo-biological hydrogen production
- photodegradable
- photoelectric-effect
- photo-electrochemical cells
- photoelectrochemistry
- photo-electrochemistry
- photo-electrolysis hydrogen production
- photoelectrolytic cells
- photo-electrolytic cells
- photoelectrosynthesis
- photo-electrosynthesis
- photo-galvanic proces
- photometric brightnes
- photoneutrons
- photonuclear reactions
- photoperiod
- photostationary state
- photosynthetic autotrophs
- photovoltaic arrays
- photovoltaic conversion efficiency
- photovoltaic devices
- photovoltaic efficiency
- photovoltaic generator
- photovoltaic modules
- photovoltaic panels
- photovoltaic substrate
- photovoltaic systems
- photovoltaic windows
- photovoltaic-thermal systems
- phreatic water
- phreatomagmatic eruptions
- phylogenic classification
- physical delivery
- physical hazards
- physical weathering
- picture windows
- piling unmerchantable material
- pilot programs
- pilot scale projects
- pilot-scale projects
- p-i-n
- pioneer community
- pipe-clay triangles
- pipeless furnaces
- pipeline boosters
- pipeline distribution
- pipeline freight
- pipeline gathering
- pipeline quality natural gas
- pipeline transmission
- pit ponds
- pit tags
- pitch angle
- pitted topography
- pivot windows
- plagioclase feldspar
- plane of the ecliptic
- plane-polarized light
- planetary albedos
- planned generators
- planned special exposure
- planning dsm costs
- plant associations
- plant condensate
- plant kingdom
- plant-use electricity
- plasma hearth furnace proces
- plasma melter technology
- plastic failure
- plastic film
- plastic rigid foam
- plastics recovery facility
- plate girders
- plateau basalts
- platinized platinum electrodes
- platinum black
- plowshare program
- plowshare project
- plug seedlings
- plug-flow digesters
- plutonium oxide
- plutonium pits
- plutonium uranium extraction
- pm10
- pm-10
- pm2.5
- pm-2.5
- pneumatic devices
- pneumatic troughs
- pocket dosimeters
- pocket ion chambers
- podzol soil
- podzolization
- poh
- point bars
- point defects
- point of delivery
- point of receipt
- point-contact cells
- point-source pollution
- point-to-point transmission service
- poisoning of nuclear fuel
- polar axis
- polar cells
- polar glaciers
- polar jet stream
- polarizable electrodes
- polarization curve
- polarization losses
- polarizing power
- polarogram
- polarograph
- polarography
- pole pieces
- polishing treatment
- pollutant standards index
- pollution control technologies
- pollution dose
- pollution episode
- pollution load
- polybasic
- polycyclic landforms
- polyethylene tetraphthalate
- polyethylene vapor barrier
- polyhaline
- polymer electrolyte membrane fuel cells
- polymer-bonding magnets
- polymer-electrolyte membrane
- polypedon
- pondage
- pondcrete
- pony truss bridges
- pool reactors
- pooling company
- population crashes
- population equivalent
- population weighted degree days
- pore ice
- pore pressure
- pore spaces
- porosity units
- porous disks
- porous electrodes
- porous media
- portable electric heaters
- portable fueling systems
- portable kerosene heaters
- portfolio standard
- positional probability
- positive crankcase ventilation
- positron annihilation
- positron decay
- possession-only license
- post-aeration
- post-consumer materials
- post-industrial material
- post-mining emissions
- potamal
- potential gravitational energy
- potential of zero charge
- potential ph diagram
- potentially exposed
- potentiation
- potentiometry
- potentiostatic technique
- pound of force
- pound of steam
- pounding damage
- pounds per square inch absolute
- pounds per square inch differential
- pounds per square inch gauge
- pounds per square inch
- power authority
- power coefficient of reactivity
- power coefficient
- power conditioning equipment
- power conditioning
- power cost adjustment
- power defect
- power density of the wind
- power districts
- power exchange generation
- power exchange load
- power maps
- power marketers
- power output curve
- power pools
- power purchase agreements
- power reactors
- power semiconductors
- power spikes
- power surge arresters
- power surge protectors
- power train
- power transmission lines
- precambrian eon
- precambrian shield
- precession of the equinox
- precipitable water
- precipitating
- precipitation hardening stainless steel
- precipitation interception
- precipitators
- precommercial thinnings
- preconsolidation
- pre-consolidation
- pre-consumer paper waste
- precycle
- precycling
- predicted environmental concentration
- preferred option
- pregnant solution
- preliminary assessment
- prelogging
- premium gasoline
- premium gasoline
- preparation plant
- preparation plants
- preprinted linerboard
- prescribed burning
- present worth factor
- pressure drop
- pressure melting point
- pressurization testing
- pressurized heavy water reactor
- pre-stressed dams
- prevailing westerlies
- prevention of significant deterioration
- price caps
- price squeeze
- pricing parity
- pricing transparency and liquidity
- primary air
- primary battery
- primary bond
- primary circuits
- primary coal
- primary consumers
- primary current distribution
- primary energy consumption
- primary energy resources
- primary materials
- primary oil recovery
- primary particles
- primary pollutant
- primary residence
- primary sampling unit
- primary service
- primary treatment
- primary wastewater treatment
- primary waves
- primary wood products
- prime logs
- primer coats
- principal building activity
- principle meridian
- printing papers
- prior appropriation doctrine
- prior consent for nuclear materials
- priority setting
- prismatic soils
- private activity bonds
- private fleets
- private use
- probabilistic calculation of neutron variables
- probable maximum flood
- probable mineral reserve
- problem materials
- process annealing
- process cooling and refrigeration
- process engineered fuels
- process gas
- process heat
- process heaters
- processed inventory
- processing of uranium
- processing of waste
- process-response system
- producer and distributor coal stocks
- producer responsibility
- product rejects
- product taxes
- production costing
- production expense
- production factor
- production reactors
- production sharing agreement
- productive capacity
- productive machine hours
- products of combustion
- profundal community
- progradation
- program cost
- program life
- program maturity
- programmable controller
- programmable thermostats
- programmed timber harvest
- progressive succession
- project financing
- project plowshare
- projected area
- projected windows
- prompt steel scrap
- propagule
- proportional limit
- proposition 65 of california
- prorated bills
- protection factor
- proterozoic eon
- protista kingdom
- proven mineral reserves
- provider of last resort
- proximate analysis
- proxy data
- psc
- p-series fuels
- psychrometric table
- psychrophilous
- public authority service to public authorities
- public comment
- public health action
- public health activities
- public health advisory
- public health assessment
- public health hazard
- public health statement
- public participation
- public services commissions
- public sewerage
- public street and highway lighting
- public utilities regulatory policy act
- public utility commissions
- public utility holding company act
- public water supply
- public water use
- public workshop
- publicly owned treatment works permit
- publicly owned utility
- pulp chips
- pulp units
- pulping liquor
- pulsed neutrons
- pulse-width-modulated wave inverters
- pultrusion
- pulverized coal injection systems
- pump lift
- pump octane
- pump plants
- pump tanks
- pump-and-treat systems
- pumping lift
- pumping plants
- pumping tanks
- pumping-generating plants
- punches
- punched card
- purchased capacity
- purchased power adjustment
- pure forests
- pure pumped-storage hydroelectric plant
- pure stands
- purpa
- purpose built
- purpose made
- purpose-built
- purpose-made
- push buttons
- push moraines
- push-buttons
- putrescible
- pv modules
- pylorize
- pyramid of biomass
- pyramid of numbers
- pyrex glass
- pyrheliometers
- pyroclastic fall
- pyroclastic material
- pyroclastic materials
- pyrodenitrification
- pyrophoric chemicals
- pyrophoric materials
- pyrophoric substances
- quadrillion btus
- qualification test
- qualifying facility
- quality of radiation
- quantal effects
- quark theory of the structure of matter
- quartzose
- quasi-reversible electrodes reaction
- quasi-reversible electrodes
- quench hardening
- quick burst test
- q-value
- r horizon
- r soil horizon
- rack sales
- radarsat
- radial alternators
- radial gates
- radiant ceiling panels
- radiant floors
- radiant flux density
- radiant heating systems
- radiation activity
- radiation areas
- radiation barriers
- radiation counters
- radiation damage
- radiation detection instruments
- radiation detectors
- radiation flux
- radiation fogging
- radiation fogs
- radiation sources
- radiation spectrum
- radiation standards
- radiation targets
- radiation warning symbol
- radiatively active gases
- radiator vents
- radio detecting and ranging
- radio receiver controls
- radio-activation
- radioactive age
- radioactive barriers
- radioactive carbon dating
- radioactive cooling
- radioactive equilibrium
- radioactive materials
- radioactivity barriers
- radiography system
- radioimmucoassays titers
- radioimmucoassays titres
- radioisotope cow
- radioisotope generator
- radiological sabotage
- radiological surveys
- radiopharmacology
- radius of maximum winds
- radwastes
- rail freight
- railroad and railway services
- raindrop impacts
- rainsplash
- rainwash
- raised wetlands
- ramicorns
- ramp rate
- ramping rates
- ramping
- random copolymer
- range oil
- rapid geophysical surveyors
- rate base
- rate case
- rate class
- rate design
- rate meters
- rate of discharge
- rate of return
- rate schedule
- rate structure
- rate-basing
- rated capacity
- rated life
- rated power output
- rated power
- ratemaking authority
- rate-of-return rates
- ratepayer
- rational potential
- ratoon crop
- raw fuel
- rayleigh frequency distribution
- reaction overpotential
- reaction products
- reaction turbines
- reaction wood
- reactive metals
- reactive organic gas
- reactivity adjustment factor
- reactivity coefficient
- readiness reviews
- reading date
- realized niches
- reaming
- rearing
- reasonably available control measures
- reasonably available control technology
- rebate program
- reburning
- receipt point
- receiving party
- recessional moraines
- recharge areas
- recharged
- recharging
- reciprocating internal combustion engines
- recirculated air
- recirculation systems
- recirculation
- reclaimed oil
- reclaimed wastewater
- recoil atoms
- recombining cells
- recommended limits
- reconstituted glaciers
- reconstituted products
- record of decision
- recovered energy
- recovered materials
- recovered papers
- recovery boilers
- recovery restoration
- recreational fishery
- recreational harvest
- recumbent folds
- recurrence intervals
- recurrent costs
- recyclable papers
- recycled content product
- recycled content
- recycled feedstock
- recycling contamination
- red list
- red water
- redox battery
- redox flow cells
- reduction tubes
- re-enrichment
- reference exposure concentration
- reference exposure level
- reference man
- reference maps
- refilling
- refiner acquisition cost of crude oil
- refinery fuels
- refinery gases
- refinery input
- refinery losses and gains
- refinery output
- refinery processing gain
- refinery processing loss
- refinery yield
- reflected infrared radiation
- reflected waves
- reflective coatings
- reflective glasses
- reflective insulation
- reflective window films
- reflector lamps
- reflector lights
- reflux distillation systems
- reforesting
- reforming
- reformulated gasoline
- refracting
- refraction of water waves
- refractory alloys
- refractory bricks
- refractory linings
- refrigeration capacity
- refrigeration charge
- refueling emissions
- refuse bank
- refuse mines
- refuse reclamation
- refuse-derived fuels
- regasification
- regenerants
- regeneration classes
- regeneration cuts
- regeneration harvesting
- regeneration harvests
- regeneration initiation
- regeneration intervals
- regeneration periods
- regeneration with reserves
- regenerative fuel cells
- regenerative heating
- regional haze
- regional power exchanges
- regional reliability councils
- regional reserve estimates
- regional reserves
- regional transmission group
- regional water quality control boards
- regosol soil
- regrind
- regular gasoline
- regular uneven-aged structure
- regulated stream-flow
- regulatory compact
- reid vapor pressure
- reinforcing bar
- reinjection
- reinserted fuel
- relamping
- relative biological effect
- relative biological effectivenes
- relative magnetic permeability
- relative permeability
- relative standard error
- relative thinning intensity
- release cuts
- release cuttings
- release sites
- release thinnings
- reliability councils
- relocation of tailings
- remedial action
- remedial design
- remedial investigation
- remenance
- remote handling of wastes
- remote meter reading systems
- remote sensors
- remote systems
- remote-handled transuranic waste
- removal action
- repetition/replication
- report year
- repowered power plants
- representative dose
- representative fraction
- reprocessed fuel
- reprocessed uranium
- reprocessed uranium
- reprocessing
- reproduction cost
- reproductive toxicology
- reproductive toxins
- re-refined oil
- reregulating dams
- reregulation
- research octane number
- researchdevelopment
- reserve additions
- reserve battery capacity
- reserve battery
- reserve capacity
- reserve capacity
- reserve cost categories of $15, $30, $50, and $100 per pound of urnanium oxide
- reserve generating capacity
- reserve margin
- reservoir capacity
- resident fish substitutions
- resident fish
- residential buildings
- residential class
- residential energy consumption survey
- residential furnaces
- residential sector
- residential water use
- residual current density
- residual fibers
- residual induction
- residual power
- residual risk
- resilient channels
- resistance overpotential
- resistive voltage drop
- resolved resonance
- resonant sonic drilling
- resource conservation and recovery act
- resource integration
- resource partitioning
- resource recovery
- resource values
- respirable dust
- responsible party
- restricted data
- retail acces
- retail company
- retail competition
- retail electric sales
- retail electricity sales
- retail marketers
- retail open acces
- retail transaction
- retail wheeling
- reticulite
- retorting
- retread tire
- retreaded tire
- retreat mining
- retrogressive succession
- return air
- return ducts
- return flow
- return on average capital employed
- return path
- return strokes
- returnable
- revaporization
- revenue requirement
- reverse bias
- reverse faults
- reversible electrodes reaction
- reversible electrodes
- reversible hydrogen electrodes
- reversible temperature coefficient
- reversible turbines
- reversing valves
- rewinded generator
- r-factor
- rheocrene
- rheotropic
- rhitral
- rhodium plating
- ria coasts
- ribbon falls
- ribbon silicon cells
- ridge vents
- rift zones
- right of use and consumption
- rigid board
- rigid foam board
- rigid insulation board
- rills
- rim joists
- ringelmann chart
- rip rap protection
- riparian areas
- riparian buffer
- riparian corridor
- riparian gallery forests
- ripple control
- riprap protection
- risk communication
- risk evaluations
- risk ratio
- risk-informed regulation
- river beds
- river miles
- river reaches
- road oils
- roche moutonnee
- rock bins
- rock dusting
- rock gas
- rock gypsum
- rockfill dams
- rocky flats plant
- rogue cuts
- rogue cuttings
- rogue thinnings
- roguing
- roll front
- rolled fill dams
- rolled-fill dams
- roller gates
- rolling glass doors
- roof ponds
- roof ventilators
- roof vents
- roof windows
- roofing substrate
- room air-conditioners
- room heaters
- room-and-pillar mining
- root balls
- root of wind turbines
- root rot
- root wads
- root-to-shoot ratio
- roscoelite ores
- rotary cultivators
- rotary kelly bushing
- rotary rigs
- rotating-disk electrodes
- rotating-ring-disk electrodes
- rotating-wire electrodes
- rotational slips
- rotten trees
- rough opening
- rough trees
- roughness classes
- roughness factor
- roughness lengths
- roundwood
- route of entry
- route of exposure
- routes of entry
- routes of exposure
- rover fuel proces
- row thinning
- row thinnings
- rse column factor
- rse row factor
- r-selected species
- rubber asphalt
- rubblization
- ruderal
- rule curves
- rule of 90
- rules of origin
- runaway greenhouse effect
- runnels
- running and quick-start capability
- run-of-mine
- run-of-river dams
- run-of-river hydroelectricity
- run-of-the-river dams
- run-of-the-river hydroelectricity
- rural electrification administration
- rural water use
- rusted
- saccharification
- sacramento-san joaquin delta
- sacrificial coating
- saddle dams
- sae viscosity number
- safe low power kritical experiment reactors
- safe shutdown earthquake
- safe shutdown
- safe water yields
- safe yields
- safeguards and security
- safety analysis report
- safety injections
- safety limit
- safety related
- safety relief valves
- safstor
- sag pipelines
- sag pipes
- salable coal
- sales for resale
- saline soils
- salt gradient solar ponds
- salt meadows
- salt water intrusion
- saltstone facility
- salvage cuts
- salvage cutting salvage logging
- salvaged
- sampling and analysis plans
- sand dune slack
- sand equation
- sand flats
- sand ripples
- sand seas
- sand sheets
- sanitary engineering
- sanitary landfills
- sanitary wastes
- sanitation cuts
- sanitation measures
- sapropelic coal
- sash lifts
- sashes
- satisfactorily stocked forestlands
- saturated adiabatic lapse rate
- saturated air
- saturated btus
- saturated steam
- saturated temperature
- saturated vapors
- saturation mixing ratio
- saturation point
- savings fraction
- saw logs
- sawlogs
- sawtimber
- scaled sales
- scalers
- scattered radiation
- scheduled outages
- scheduling coordinators
- scientific review panel
- scintillation detectors
- sclerophyllous vegetation
- scoop loader
- scoping proces
- scoping size
- scoping
- scoria cones
- scouring
- scrammed
- scramming
- scrap substitutes
- screen analyses
- screen analysis
- screw in/screw out
- screw piles
- scroll cases
- sea balls
- sea clams
- sea dumping
- seabed disposal
- seafloor spreading ridge
- sealants
- sealed battery
- sealed combustion heating system
- sealed sources
- seasonal efficiency
- seasonal performance factor
- seasonal unit
- seasonally dry
- seasonally wet
- seasoned wood
- seaward
- second cuts
- second growth
- second law efficiency
- second tree cuts
- secondary battery
- secondary battery
- secondary carnivores
- secondary coal
- secondary consumers
- secondary current distribution
- secondary heating equipment
- secondary heating fuels
- secondary materials
- secondary measure adoption
- secondary oil recovery
- secondary particles
- secondary pollutants
- secondary productivity
- secondary radiation
- secondary service
- secondary standard
- secondary stresses
- secondary substance
- secondary supply
- secondary systems
- secondary wastewater treatment
- secondary waves
- second-growth forests
- secure landfills
- sediment flushing
- sediment rating curve
- sediment sluicing
- sedimentary structures
- sedimentation potential
- sedimentation tanks
- seed blocks
- seed collection areas
- seed cuts
- seed cuttings
- seed production areas
- seed sources
- seed spots
- seed trasp
- seed trees
- seed years
- seed-tree harvest cuts
- seed-tree harvest cuttings
- seed-tree method
- seepage lakes
- segregated ice
- segregated inventory
- seif
- seismic category i
- seismic decoupling
- seismic monitoring
- select grade
- selection cuts
- selection cuttings
- selection differential
- selection system
- selection thinning
- selective cuts
- selective mining
- selective surface coating
- selective withdrawal structures
- self-absorption factor
- self-absorption
- self-discharge
- self-discharging of batteries
- self-generation
- self-hardening steels
- self-haul sector
- self-radiolysis
- self-service wheeling
- self-shielding
- self-supplied water
- semiconductor wafers
- semi-diurnal tides
- semi-finished steels
- sensible cooling capacity
- sensible cooling effect
- sensible cooling load
- sensible heat flux
- sensible heat storage
- sensible heat transfer
- sensitive areas
- sensitive groups
- sensitive species
- separate collection
- separating columns
- separation energy
- separative work units
- separator tanks
- septage
- septic tank pumpers
- sequestering agents
- seral stages
- seral
- series connection
- series regulator
- series resistance
- series-coupled cells
- service area exclusivity
- service areas
- service drops
- service entrance conductor
- service factor
- service point
- service territory
- setback levees
- set-back levees
- setout containers
- setting angle
- settling ponds
- sewage effluent pump
- sewage effluent
- sewage sludge
- sewer pills
- shade-tolerant trees
- shading coefficient
- shaft horsepower
- shallow discharge
- shallow discharging
- shallow doses
- shallow water
- shallow-doses
- shear waves
- sheathing
- shedding
- sheet erosion
- sheet flow
- sheet glasses
- sheet piles
- sheeting
- shelf-shielding
- shelterwood cuts
- shelterwood cuttings
- shelterwood logging
- shield wires
- ship--pay
- shoreline
- short circuit current
- short circuit withstand rating
- short rotation energy plantation
- short rotation intensive culture
- short term exposure limits
- short-term exposure limit
- shortwall mining
- shortwave infrared radiation
- shortwood
- shotgun sticks
- shredded scrap
- shunt regulators
- shunt-trip circuit breakers
- shutdown margin
- sial layer
- side fins
- side stops
- side-arm boiling tubes
- sidetrack
- sidewalk pits
- sigma heat
- significant health risk
- significant waves
- silcretes
- silica geothermometers
- silicate class of minerals
- silicate magma
- siliceous gel
- silicic rocks
- silicicolous
- silicon electrical steel
- sill tracks
- siltation
- silver solders
- silver/silver-chloride electrodes
- silvics
- silvicultural decision model
- silvicultural regimes
- silvicultural system
- silvicultural
- sima layer
- simple caulk and seal
- simulated divided lights
- sine wave inverters
- single glazes
- single panes
- single poles
- single-crystal materials
- single-crystal silicon
- single-family attached
- single-family detached
- single-family dwelling
- single-hung windows
- single-phase lines
- single-purpose projects
- single-shell tanks
- single-strength glasses
- single-tree selection method
- sinker steels
- sinusoidal equal-area projection
- site capability
- site classes
- site energy consumption
- site index
- site inspections
- site potential trees
- site preparation
- site quality
- site remediation
- site treatment plan
- site w: hanford
- site x: oakridge
- site y: los alamos
- site-specific advisory board
- size classes
- skidding
- slab on grade
- slagging coal
- slave windows
- slickenside
- slide gates
- sliding glass doors
- sliding
- slip forming
- slip forms
- slip-face
- slipforming
- slipforms
- slope aspects
- slope failures
- slope mines
- sloughing
- slow pyrolysis
- sluiceways
- slurry dams
- small hydropower plants
- small power producers
- small quantity generators
- small site initiative
- small trees
- smallwood
- smog check program
- smokeless fuels
- snow melts
- snow pellets
- snowbridges
- snowpacks
- society of automotive engineers
- soda springs
- soft energy
- soil borings
- soil colloids
- soil compaction
- soil creeping
- soil fertility
- soil moisture recharge
- soil organic matter
- soil permeability
- soil porosity
- soil reference value
- soil solutions
- soil taxonomy
- soil textures
- soil washing
- soil water
- soil-heat flux
- solar acces
- solar air heaters
- solar altitude angle
- solar azimuth
- solar chemistry
- solar collector tilt angle
- solar concentrators
- solar control coatings
- solar cooling
- solar declination
- solar energy industries association
- solar energy research institute
- solar farms
- solar films
- solar fraction
- solar gain
- solar heat gain coefficient
- solar heat gain factor
- solar heat gain
- solar hot water systems
- solar irradiation
- solar landscaping design
- solar one
- solar parabolic dishes
- solar parabolic troughs
- solar preheaters
- solar rights
- solar satellite power
- solar screens
- solar simulators
- solar space heaters
- solar spectrum
- solar subdivision
- solar thermal electric systems
- solar thermal parabolic dishes
- solar thermal systems
- solar toxic waste destruction
- solar transmittance
- solar troughs
- solar two
- solar-grade silicon
- solder embrittlement
- sole plates
- solid oxide fuel cells
- solid phase
- solid wastes
- solidity
- soligenous
- solonetzic soil
- solubility product
- solum
- solution calorimeters
- solution ir drop
- solvent bases
- solvent degreasing
- somatic effects of radiation
- somatic injury
- sonoelectrochemistry
- sorbent
- sorbite
- sorption
- sound navigation and ranging
- sour oil
- sour water
- source emission reduction plan
- source energy
- source principle
- source reduction
- source region
- source term
- source water
- south magnetic pole
- southern california association of governments
- southern oscillation
- space heaters
- space heating
- space nuclear auxiliary power
- spacing cuts
- spacing cuttings
- spark ignition engines
- sparsely vegetated
- spatial isolation
- spatial tradition
- spatter ramparts
- spatter
- spawning gravel
- special case wastes
- special naphthas
- special nuclear materials
- special solar thermal collectors
- special wastes
- specialist species
- species associations
- species fitnes
- specific conductance
- specific conductivity
- specific density
- specific gravity of a battery
- specific resistance
- specific resistivity
- spectral energy distribution
- spectrally selective coatings
- spectroelectrochemistry
- speed max
- spent fuel ponds
- spent fuel
- spent liquor
- spent nuclear fuel
- spill containment
- spillover effects
- spinning reserves
- spiral casings
- spiral-wounds
- spirit of sulfur
- splash boxes
- split system air conditioners
- split-spectrum photovoltaic cells
- split-the-savings
- spoil
- spontaneous combustibility
- spontaneous nuclear fission
- spontaneously combustible
- sporadic permafrost
- spot contracts
- spot purchases
- spot satellites
- spot seeding
- spot-market contracts
- spot-market price
- spot-market
- spray irrigation
- spray pyrolysis
- spray-in-place insulation
- spreader stocker furnaces
- spring seep
- spring turnover
- spudding
- spur tracks
- square-wave inverter
- squirrel cage motors
- stabilization lagoons
- stable atmosphere
- stable equilibrium
- stable prices
- stack heat losses
- stadial moraines
- staebler-wronski effect
- stagnant tree stands
- stand conversion
- stand density
- stand improvement
- stand-alone generators
- stand-alone inverters
- stand-alone systems
- standard air
- standard cubic foot of natural gas
- standard cubic foot per minute
- standard electrodes potential
- standard industrial classification code
- standard model of particle physics
- standard rate constant of electrodes reaction
- standard rates
- standard review plan
- standard technical specifications
- standard test conditions
- standards and guidelines
- standby facility
- standby generators
- standby heat losses
- standby losses
- standby reserves
- standby service
- standing dead trees
- standing dying trees
- standoff mounting
- stand-off mounting
- stand-pipes
- stapling flanges
- starter battery
- starting torque
- starting, lighting, and ignition battery
- starved electrolyte
- state change
- state implementation plan
- state of charge
- state of the sea
- state property
- static head
- static hydraulic head
- static pressure
- static sampling
- static-mercury-drop electrodes
- stationary fuel cells
- stationary low-power plant number 1
- stationary sources
- stationary towers
- statistical inventory reconciliation
- statistically insignificant
- stay time
- steady state efficiency
- steady state equilibrium
- steam boilers
- steam coal
- steam conversion factors
- steam generating units
- steam injected gas turbines
- steam systems
- steam-electric power plants
- steel alloys
- steel cans
- stefan-boltzmann constant
- stemflow
- stemwood
- stem-wood
- stenohaline
- stenothermal
- stephan-boltzmann law
- still gases
- stilling pools
- stirling dishes
- stirling engine dishes
- stochastic effects
- stock change
- stock tables
- stoichiometric condition
- stoichiometric ratio
- stoker boilers
- stop gates
- stoplogs
- storage battery
- storage capacity
- storage hydropower
- storage reservoirs
- storage tanks
- storage water heaters
- storage-in-decay
- storm doors
- stove oil
- straight-chromes
- straight-line winds
- straight-run gasoline
- strandable costs
- stranded benefits
- stranded commitments
- stranded costs
- stranded investments
- strategic air command
- strategic conservation
- strategic defense initiative
- strategic load growth
- strategic petroleum reserve
- stratified drift
- stratospheric clouds
- stratospheric ozone
- stray current corrosion
- stray currents
- streak of a mineral
- stream channels
- stream class i
- stream class ii
- stream class iii
- stream class iv
- stream classes
- stream discharge
- stream flow
- stream gaging
- stream load
- stream long profiles
- stream management zones
- stream order
- stream reaches
- stream substrate
- streambank storage
- streambank water storage
- stream-flow
- streaming potential
- streamlined approach for environmental restoration
- strip cuts
- strip cuttings
- strip ratio
- strip shelterwood cuts
- strip shelterwood cuttings
- stripping analysis
- stripping ratio
- stripping ratio
- strombolian eruptions
- strong current
- structural change
- structural chemical analysis
- structural height of a dam
- structural landforms
- structural panels
- structural redundancy
- structure-activity relationship
- stump age
- stump treatment
- subacute toxicity
- subbasin planning
- subbasins
- subbituminous coal
- subchronic toxicity
- subcriticality
- subdrainage
- subducting
- subfloor
- submontane
- subpolar glaciers
- subpolar lows
- subsea depth
- subsea permafrost
- subsidization
- subsistence harvest
- subsolar point
- substantial transformation of nuclear materials
- substitute natural gas
- substructers
- subtropical high pressure zone
- subtropical jet stream
- succulent vegetation
- suction head
- suez-max tankers
- suggested control measure
- suggested no adverse response levels
- sulfate aerosols
- sulfate class of minerals
- sulfation
- sulfidation
- sulfide class of minerals
- sullage
- summer peak
- summerwood
- sun control films
- sun path diagrams
- suncups
- sundowner winds
- sunken costs
- sunspaces
- sun-tempered buildings
- sun-tempering
- super blocks
- super insulated houses
- super ultra-low-emission vehicles
- super windows
- superchlorination
- supercool liquids
- supercooled water
- supercooling liquids
- supercritical carbon dioxide extraction of organics
- supercritical reactors
- supercritical water-cooled reactors
- superfund amendments and reauthorization act
- super-insulated houses
- superstrate
- superwindows
- supplemental gaseous fuels
- supplementary heat
- supplied-air respirators
- suppliers
- supply ducts
- supply side
- supply-side ramp up
- supporting electrolyte
- suppressed trees
- supralinear effect model
- supralinear model
- supralittoral
- surface active agents
- surface boundary layer
- surface coal mines
- surface creep
- surface heat flux
- surge chambers
- surge gully
- surge tanks
- surplus electricity
- surplus facility
- surveillance and maintenance
- survey meters
- suspended loads
- suspended sediments
- suspended solids
- suspended-sediment concentration
- suspended-sediment discharge
- sustained harvest
- sustained yield
- swamp acidity
- swamping electrolyte
- sweating furnaces
- sweet gas
- swept area
- swimming pool heaters
- swimming pool pumps
- swis number
- switch leg
- switchable glazings
- switching stations
- switching substations
- switching systems
- switchyards
- symbiotic interaction
- symbiotic mutualism interaction
- synchronous generators
- synchronous inverters
- synoptic chart
- synthetic natural gas
- syringyl
- system attributes
- system boundary
- system capacity
- system elements
- system integration
- system interconnection
- system relationships
- system state
- systemic poisons
- systemic reactions
- systemic symptoms
- systems benefits charge
- szilard-chalmers effect
- tafel equation
- tail booms
- tail level
- tail water
- tailpipe emissions
- tailraces
- tails assay
- take limits
- take off lines
- take-and-pay
- take--pay
- talus slopes
- tanalith wood
- tankers and barges
- tankless heaters
- tape drive motors
- taper charge
- taper charging
- tapered edge strip
- tar-and-gravel roofs
- target materials
- target organ doses
- target organ toxins
- target population
- task lighting
- task lights
- tax credits for alternative energy
- tax incentives
- tax-exempt financing
- td50
- technical potential
- technically feasible
- tectonic activity
- tectonic earthquakes
- tectonic maps
- tectonic ridges
- television and infrared observation satellite
- telford pavements
- telford roads
- temperate deciduous forests
- temperate glaciers
- temperature coefficient of a solar photovoltaic cell
- temperature coefficient of reactivity
- temperature humidity index
- temperature ratings
- temperature zones
- temperature/pressure relief valves
- temperature-gradient surveys
- tempering valves
- temporary magnets
- temporary safe reference action levels
- tending
- tennessee valley authority
- terminal bud scarring
- terminal bud scars
- terminal budding
- terminal buds
- terminal fall velocity
- terminal fishery
- terminous
- terminus of a glacier
- termite shields
- termolecular reactions
- ternary alloys
- terrestrial radiation
- terrestrial sediments
- terrigenous deposit
- terrigenous sediment
- tertiary amyl methyl ether
- tertiary consumers
- tertiary current distribution
- tertiary oil recovery
- tertiary wastewater treatment
- tertiarybutyl alcohol
- test cuts
- test linerboard
- test pits
- test reactors
- test year
- test-bed
- the acid test
- the geysers
- the international nuclear event scale
- the law of conservation of energy
- the ring of fire
- the strong force
- thematic mappers
- thematic maps
- thermal balance point
- thermal barrier coating
- thermal barriers
- thermal battery
- thermal breaks
- thermal circulation
- thermal cover
- thermal efficiency
- thermal energy storage
- thermal envelope houses
- thermal gradient
- thermal highs
- thermal infrared radiation
- thermal lows
- thermal management
- thermal metamorphisis
- thermal metamorphism
- thermal oxidizers
- thermal power
- thermal shields
- thermal storage walls
- thermal storage
- thermalization of neutrons
- thermalize
- thermally enhanced oil recovery
- thermo siphoning
- thermocells
- thermodynamic charts
- thermodynamic diagrams
- thermoelectric conversion
- thermoelectric power water use
- thermogalvanic cells
- thermogalvanic corrosion
- thermograms
- thermohydraulics
- thermol
- thermophilous
- thermophotovoltaic cells
- thermo-photovoltaic cells
- thermostat setback
- thermosyphon systems
- thick-crystalline materials
- thin-film panels
- thin-film photovoltaic panels
- thin-film semiconductors
- thorium extraction proces
- thorium series
- thorium-230 dating
- three-electrode cell
- three-phase lines
- three-pin plug
- three-pin receptacles
- threshold energy
- threshold hypothesis
- threshold limit value ceilings
- threshold limit values
- threshold velocity
- through talik
- through wall flashing
- throughfall
- throughflow
- throwing power
- thumper trucks
- thyroid dose estimate
- thyroid dose
- tidal current
- tidal cycles
- tidal periods
- tidal stream
- tidal zones
- tight lines
- tilt windows
- tilt-up towers
- timber defects
- timber removals
- timber stand improvement
- timber stands
- timber units
- time dependent ozone depletion potential
- time weighted averages
- tin-free steels
- tinted glazings
- tipping floor
- title iii
- title v
- titrate
- titrating
- to excess
- tokamak design
- tokamak fusion
- tokamak reactors
- tolerable daily intakes
- tolerance limits
- tolerance model of succession
- tolerance ranges
- ton miles
- ton of air conditioning
- tons per day
- tonstein
- top plates
- topogenous
- topping and back pressure turbines
- topping cycle
- topset bed
- tornado alley
- toroidally
- torrid zone
- total binding energy
- total coliforms
- total column ozone
- total consumption of energy for all purposes
- total cooling capacity
- total dissolved solids
- total dsm cost
- total end-use energy consumption
- total energy systems
- total equivalent warming impact
- total forest age
- total heat
- total incentives
- total incident radiation
- total lignin
- total non-utility costs
- total organic gases
- total phosphorous
- total plate count
- total refinery input
- total resource cost test
- total solids
- total suspended particulates
- total tree
- total trihalomethanes
- total utility costs
- totally polarized electrodes
- toxic air contaminants
- toxic best available control technology
- toxic emissions
- toxic hot spots
- toxic pollutants
- toxic substances control act
- toxicity assessments
- toxicological profiles
- trace gases of the atmosphere
- tracking pv arrays
- tracking solar arrays
- traction battery
- trade ally
- trainer trees
- trans-alaska pipeline
- transfer efficiency
- transfer points
- transfer stations
- transference number
- transformation facility
- transformer drums
- transient equilibrium
- transition charges
- transition costs
- transition countries
- transition forests
- transition mire
- transition periods
- transition time
- transitional low-emission vehicles
- transitional substances
- transitional waters
- transmission and distribution losses
- transmission and distribution systems
- transmission charges
- transmission dependent utility
- transmission network
- transmitting utility
- transom lights
- transom windows
- transparent prices
- transplanted seedling
- transplanted tree
- transport number
- transportation control measure
- transportation customers
- transportation sector
- transported gas
- transuranic waste acceptance criteria
- transuranic waste certification
- transuranic waste nondestructive assay
- transuranic waste nondestructive examination
- transuranic wastes
- trash racks
- trash screens
- trashracks
- traveling grates
- tree crowns
- tree marking
- tree measurement sale
- tree molds
- tree shearing
- tree stand composition
- tree stand density index
- tree stand density management diagram
- tree stand density
- tree stand model
- tree stand purity
- tree stand rotation
- tree stand stocking
- tree stand structure
- tree stand table
- tree stand thinning cuts
- tree stand thinning cycle
- tree stand thinning grade
- tree stand thinning intensity
- tree stand thinning series
- tree stand thinnings
- tree stands
- tree-lawns
- tree-to-tree feller-bunchers
- trended costs
- triassic period
- trickle charge
- trickle collectors
- trickle solar collectors
- tri-foil
- triga reactors
- trillion cubic feet of gas
- trimlines
- trinity explosion
- trinity test site
- triple panes
- triuranium octoxide
- trohoc studies
- trohoc study
- trolling battery
- trophic status index rankings
- tropical easterlies
- tropical zone
- trowel steels
- truck freight
- true electrodes area
- true power
- true south
- trunions
- truss spring steel
- tub grinders
- tube-in-plate absorber
- tube-type collector
- tuff rings
- tuflex
- tumor dose 50
- tumor promoters
- tumor registry
- tumorigenic
- tungsten-carbide bit
- tungsten-halogen lamps
- tungsten-halogen lights
- turbine runners
- turn down ratio
- turn of logs
- turnkey systems
- twaddell
- two-aged stands
- two-aged tree stands
- two-axis tracking
- two-electrode cells
- two-tailed statistical tests
- two-tank solar systems
- ubac
- u-factor
- ultimate analysis
- ultimate customers
- ultimate strength
- ultimate stresses
- ultra-basic rocks
- ultrahigh voltage transmission
- ultra-large crude carrier tankers
- ultra-low emission vehicles
- ultra-low-flow devices
- ultra-low-flow toilets
- ultramicroelectrode
- ultra-sheltered
- ultraviolet a radiation
- ultraviolet b radiation
- ultraviolet c radiation
- ultraviolet stabilizers
- ultraviolet types
- unadjusted energy consumption
- unbleached papers
- unbundled
- unclassified controlled nuclear information
- uncompensated ir drop
- unconditioned spaces
- unconfined groundwater
- unconventional reserves
- underchutes
- undercut banks
- underdrainage
- underdrains
- underground coal mines
- underground gas storage
- underground homes
- underplanting
- underpotential deposition
- undoped semiconductors
- uneven-aged forests
- uneven-aged system
- uneven-aged tree stands
- unfaced insulation
- unfinished oils
- unfractionated streams
- unglazed solar collectors
- uniform building code
- uniform mechanical code
- uniform system of accounts
- unimolecular step
- uninterruptible power supply units
- unit energy consumption
- unit risk number
- unit stresses
- unit time
- unitary air conditioners
- universal coal cutters
- universal transverse mercator
- unloading
- unmerchantable timber
- unmerchantable trees
- unmerchantable wood
- unmet energy
- unrestricted areas
- unsealed radioactive source
- unsealed source
- unserved energy
- unstable atmosphere
- unstable equilibrium
- unvented heaters
- unwatering
- upgrading
- upper air westerlies
- upper atmosphere research satellite
- upper mantle
- uprate
- upslope fogs
- upstream face of a dam
- upwind wind turbines
- uranium blending
- uranium concentrate
- uranium conversion
- uranium deposit
- uranium dioxide
- uranium endowment
- uranium hexafluoride production facility
- uranium metal
- uranium mill tailings radiation control act
- uranium mill tailings remedial action project
- uranium mill tailings
- uranium mill
- uranium milling
- uranium mining
- uranium ore concentrate
- uranium property
- uranium series
- uranium tailings
- uranium trioxide
- urban air pollutants
- urban air pollution
- urban airshed models
- urban forestry
- urban forests
- urban wastewater
- urban water institute
- urban wood
- urgent public health hazard
- uronic acid
- usable water storage capacity
- used most
- useful heat
- useful thermal output
- user charges
- user pays principle
- utility distribution company
- utility dsm costs
- utility-earned incentives
- utility-interactive inverter
- utilization factor
- u-value
- vacuum evaporation
- vacuum zero
- valence level energy
- valence state
- valley breezes
- valley filling
- valley fogs
- valley mires
- valley of stability
- valley segments
- valley trains
- valley winds
- value of production
- value of shipments
- valve regulated
- van der waals bonds
- van der waals equation
- vapor cleaning machines
- vapor displacement
- vapor migration
- vapor recovery systems
- vapor retardants
- vapor-dominated geothermal systems
- vaporizing
- variable air volume systems
- variable fuel vehicles
- variable pitch rotor
- variable prices
- variable-speed wind turbines
- veering
- vegetation survey
- vehicle conversion
- vehicle-kilometers
- vehicle-miles
- vela satellites
- veneer logs
- vent connectory
- vent dampers
- vent pipes
- vented gas
- vented heaters
- ventilation air
- vertical flux
- vertical mixing
- vertical multijunction cells
- vertical-axis wind turbines
- very exposed coastlines
- very high radiation areas
- very large crude carrier tankers
- very sheltered coastlines
- very strong current
- very weak current
- vessel bunkering
- vi lenin plant
- viability assessment
- vibrate
- vicinity property
- vinyl bromide
- vinyl-clad window
- virgin coal
- virgin forests
- virgin materials
- virgin metals
- visibility reducing particles
- visible light transmittance
- visible radiation
- visible transmittance
- void coefficient of reactivity
- volatile compounds
- volatile matter
- volatile solids
- volcanic complexes
- volcanic earthquakes
- volcanic explosivity index
- volcanic necks
- volta piles
- voltage delay
- voltage direct current
- voltage reduction
- voltage sag
- voltage surge arresters
- voltage surge control
- voltage surge protectors
- voltammogram
- volume reduction
- volumetric wires charge
- volumetric
- voluntary corrective measures
- voluntary mobile source emission reduction program
- vulcanization of rubber
- walker cells
- wall furnaces
- wall orientation
- warm deserts
- warm-edge technology
- warm-in-winter side
- warning stage
- wash water
- washing water
- waste assessments
- waste audits
- waste characterization study
- waste coal
- waste collectors
- waste dealers
- waste diversion
- waste evaluations
- waste exchange
- waste generation
- waste heat recovery
- waste isolation pilot plant
- waste management hierarchy
- waste materials
- waste minimization
- waste oils and tar
- waste pickers
- waste reduction
- waste removal fees
- waste stabilization
- waste streams
- waste transfer
- waste wells
- waste-to-energy
- wastewater treatment return flow
- watch battery
- water alkalinity
- water based
- water body
- water conditioning
- water conveyance losses
- water diversion
- water electrolysis
- water erosion
- water extraction
- water heated by space-heating systems
- water heater blankets
- water heater energy factor
- water heater jackets
- water heater recovery efficiency
- water heater temperature
- water heater timer
- water heating
- water infiltration
- water masters
- water phases
- water quality criteria
- water resources region
- water resources sub region
- water saturation
- water solubility
- water source heat pump
- water spotting
- water stres
- water to carbon ratio
- water treatment residuals
- water unit
- water walls
- water withdrawal
- water year
- water years
- water-based
- waterborne
- water-cooled vibrating grates
- water-heating fuels
- waterlogged
- watermasters
- wave crests
- wave cyclones
- wave energy conversion
- wave forecasting
- wave hindcasting
- wave refraction
- wave spectrum
- wave steepnes
- wave-cut notches
- wave-cut platforms
- weak current
- weak stock
- weak sun paradox
- weanling system
- weaponization
- weapons retirement
- weapons-grade plutonium
- weapons-grade uranium
- weather stability
- weather thicknes
- weather-stripping
- wedge system
- weeding
- weep holes
- weighting factor
- welfare-based standard
- well land rights
- well-aerated soils
- well-developed soils
- wellhead prices
- well-logging
- western area power administration
- western states' system coordinating council
- western systems power pool
- wet acid deposition
- wet natural gas
- wet storage
- wet-bulb temperature
- wetting and drying
- wheeling charges
- wheeling service
- whipstock
- white blood cell count
- white rust
- whole body autoradiography
- whole tree chips
- whole tree
- whole-body counters
- whole-body radiation dose
- whole-body radiation
- whole-house fans
- wholesale bulk power
- wholesale competition
- wholesale customers
- wholesale power market
- wholesale sales
- wholesale transition
- wholesale transmission services
- wholesale wheeling
- whole-tree harvesting
- wicking
- wild alternating current
- wild populations
- wild relatives
- wildcat wells
- wildcatters
- wildling
- willstatter lignin
- wind boxes
- wind duration curve
- wind duration
- wind energy conversion devices
- wind energy conversion systems
- wind erosion
- wind gauge
- wind measurement
- wind park
- wind power curve
- wind power plants
- wind power profiles
- wind pumps
- wind resource assessments
- wind ripples
- wind speed duration curves
- wind speed frequency curves
- wind speed profiles
- wind towers
- wind turbine blade balancing
- wind turbine blade tips
- wind turbine blade twist
- wind turbine gearing
- wind turbine rated capacity
- wind turbine startup speed
- wind turbine tails
- wind turbine tip speed ratio
- wind turbine towers
- wind turbine trailing edges
- wind turbine vane
- wind velocity
- wind waves
- windboxes
- winding
- window condensation
- window hardware
- window panes
- window stops
- window sun screens
- windpower profiles
- windrowing
- wing dams
- wing-walls
- winston concentrator
- winter peak
- wipe sample
- wiper run
- wipers
- wires charge
- witness trees
- wolf trees
- wood defects
- wood energy
- wood residues
- wood stoves
- wood tars
- wood volume table
- wood-burning pollution
- wood-tars
- working electrodes
- working faces
- working gas
- working group
- working interest
- working inventory
- work-over
- world news network
- wound rotor motors
- writing papers
- xenobiotic metabolism
- xeriscaped
- xerographic papers
- xero-halophile
- xerophilous
- x-hour rate
- xylan
- xyloid coal
- yard wastes
- yarders
- yarding unmerchantable materials
- yarding
- yaw axis
- yazoo tributary
- year of commercial operation
- yearling system
- year-round units
- yellow boy
- yellow brass
- younger-dryas
- young-of-the-year
- young-of-year
- zero gas
- zeroeth law of thermodynamics
- zinc-air fuel cells
- zonal flow
- zone of ablation
- zone of accumulation