Laboratory Terms F
A glossary of science, chemistry, environmental and laboratory terms.

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70 results match your search term: F
- Fabric Filter
- A cloth device that catches dust particles from industrial emissions.
- Facilities Plans
- Plans and studies related to the construction of treatment works necessary to...
- Facility Emergency Coordinator
- Representative of a facility covered by environmental law (e.g, a chemical pl...
- Facultative Bacteria
- Bacteria that can live under aerobic or anaerobic conditions.
- Feasibility Study
- 1. Analysis of the practicability of a proposal; e.g., a description and anal...
- Fecal Coliform Bacteria
- Bacteria found in the intestinal tracts of mammals. Their presence in water o...
- Federal Implementation Plan
- Under current law, a federally implemented plan to achieve attainment of air ...
- Federal Motor Vehicle Control Program
- All federal actions aimed at controlling pollution from motor vehicles by suc...
- Feedlot
- A confined area for the controlled feeding of animals. Tends to concentrate l...
- Fen
- A type of wetland that accumulates peat deposits. Fens are less acidic than b...
- Ferrous Metals
- Magnetic metals derived from iron or steel; products made from ferrous metals...
- FIFRA Pesticide Ingredient
- An ingredient of a pesticide that must be registered with EPA under the Feder...
- Fill
- Man-made deposits of natural soils or rock products and waste materials.
- Filling
- Depositing dirt, mud or other materials into aquatic areas to create more dry...
- Filter Strip
- Strip or area of vegetation used for removing sediment, organic matter, and o...
- Filtration
- A treatment process, under the control of qualified operators, for removing s...
- Financial Assurance for Closure
- Documentation or proof that an owner or operator of a facility such as a land...
- Finding of No Significant Impact
- A document prepared by a federal agency showing why a proposed action would n...
- Finished Water
- Water is "finished" when it has passed through all the processes in a water t...
- First Draw
- The water that comes out when a tap is first opened, likely to have the highe...
- Fix a Sample
- A sample is "fixed" in the field by adding chemicals that prevent water quali...
- Fixed-Location Monitoring
- Sampling of an environmental or ambient medium for pollutant concentration at...
- Flammable
- Any material that ignites easily and will burn rapidly.
- Flare
- A control device that burns hazardous materials to prevent their release into...
- Flash Point
- The lowest temperature at which evaporation of a substance produces sufficien...
- Floc
- A clump of solids formed in sewage by biological or chemical action.
- Flocculation
- Process by which clumps of solids in water or sewage aggregate through biolog...
- Floodplain
- The flat or nearly flat land along a river or stream or in a tidal area that ...
- Floor Sweep
- Capture of heavier-than-air gases that collect at floor level.
- Flow Rate
- The rate, expressed in gallons -or liters-per-hour, at which a fluid escapes ...
- Flowable
- Pesticide and other formulations in which the active ingredients are finely g...
- Flowmeter
- A gauge indicating the velocity of wastewater moving through a treatment plan...
- Flue Gas
- The air coming out of a chimney after combustion in the burner it is venting....
- Flue Gas Desulfurization
- A technology that employs a sorbent, usually lime or limestone, to remove sul...
- Fluidized
- A mass of solid particles that is made to flow like a liquid by injection of ...
- Fluidized Bed Incinerator
- An incinerator that uses a bed of hot sand or other granular material to tran...
- Flume
- A natural or man-made channel that diverts water.
- Fluoridation
- The addition of a chemical to increase the concentration of fluoride ions in ...
- Fluorides
- Gaseous, solid, or dissolved compounds containing fluorine that result from i...
- Fluorocarbons
- Any of a number of organic compounds analogous to hydrocarbons in which one o...
- Flush
- 1. To open a cold-water tap to clear out all the water which may have been si...
- Flux
- 1. A flowing or flow. 2. A substance used to help metals fuse together.
- Fly Ash
- Non-combustible residual particles expelled by flue gas.
- Fogging
- Applying a pesticide by rapidly heating the liquid chemical so that it forms ...
- Food Chain
- A sequence of organisms, each of which uses the next, lower member of the seq...
- Food Processing Waste
- Food residues produced during agricultural and industrial operations.
- Food Waste
- Uneaten food and food preparation wastes from residences and commercial estab...
- Food Web
- The feeding relationships by which energy and nutrients are transferred from ...
- Formaldehyde
- A colorless, pungent, and irritating gas, CH20, used chiefly as a disinfectan...
- Formulation
- The substances comprising all active and inert ingredients in a pesticide.
- Fossil Fuel
- Fuel derived from ancient organic remains; e.g. peat, coal, crude oil, and na...
- Fracking
- Fracking, or hydraulic fracturing, is a process of injecting liquid at high p...
- Fracture
- A break in a rock formation due to structural stresses; e.g. faults, shears, ...
- Free Product
- A petroleum hydrocarbon in the liquid free or non aqueous phase.
- Freeboard
- 1. Vertical distance from the normal water surface to the top of a confining ...
- Fresh Water
- Water that generally contains less than 1,000 milligrams-per-liter of dissolv...
- Friable
- Capable of being crumbled, pulverized, or reduced to powder by hand pressure.
- Friable Asbestos
- Any material containing more than one-percent asbestos, and that can be crumb...
- Fuel Economy Standard
- The Corporate Average Fuel Economy Standard (CAFE) effective in 1978. It enha...
- Fuel Efficiency
- The proportion of energy released by fuel combustion that is converted into u...
- Fuel Switching
- 1. A precombustion process whereby a low-sulfur coal is used in place of a hi...
- Fugitive Emissions
- Emissions not caught by a capture system.
- Fume
- Tiny particles trapped in vapor in a gas stream.
- Fumigant
- A pesticide vaporized to kill pests. Used in buildings and greenhouses.
- Functional Equivalent
- Term used to describe EPA's decision-making process and its relationship to t...
- Fungicide
- Pesticides which are used to control, deter, or destroy fungi.
- Fungistat
- A chemical that keeps fungi from growing.
- Fungus Fungi
- Molds, mildews, yeasts, mushrooms, and puffballs, a group of organisms lackin...
- Furrow Irrigation
- Irrigation method in which water travels through the field by means of small ...
- Future Liability
- Refers to potentially responsible parties' obligations to pay for additional ...
Find the meaning of the term: Fabric Filter...
Find the meaning of the term: Facilities Plans...
Find the meaning of the term: Facility Emergency Coordinator...
Find the meaning of the term: Facultative Bacteria...
Find the meaning of the term: Feasibility Study...
Find the meaning of the term: Fecal Coliform Bacteria...
Find the meaning of the term: Federal Implementation Plan...
Find the meaning of the term: Federal Motor Vehicle Control Program...
Find the meaning of the term: Feedlot...
Find the meaning of the term: Fen...
Find the meaning of the term: Ferrous Metals...
Find the meaning of the term: FIFRA Pesticide Ingredient...
Find the meaning of the term: Fill...
Find the meaning of the term: Filling...
Find the meaning of the term: Filter Strip...
Find the meaning of the term: Filtration...
Find the meaning of the term: Financial Assurance for Closure...
Find the meaning of the term: Finding of No Significant Impact...
Find the meaning of the term: Finished Water...
Find the meaning of the term: First Draw...
Find the meaning of the term: Fix a Sample...
Find the meaning of the term: Fixed-Location Monitoring...
Find the meaning of the term: Flammable...
Find the meaning of the term: Flare...
Find the meaning of the term: Flash Point...
Find the meaning of the term: Floc...
Find the meaning of the term: Flocculation...
Find the meaning of the term: Floodplain...
Find the meaning of the term: Floor Sweep...
Find the meaning of the term: Flow Rate...
Find the meaning of the term: Flowable...
Find the meaning of the term: Flowmeter...
Find the meaning of the term: Flue Gas...
Find the meaning of the term: Flue Gas Desulfurization...
Find the meaning of the term: Fluidized...
Find the meaning of the term: Fluidized Bed Incinerator...
Find the meaning of the term: Flume...
Find the meaning of the term: Fluoridation...
Find the meaning of the term: Fluorides...
Find the meaning of the term: Fluorocarbons...
Find the meaning of the term: Flush...
Find the meaning of the term: Flux...
Find the meaning of the term: Fly Ash...
Find the meaning of the term: Fogging...
Find the meaning of the term: Food Chain...
Find the meaning of the term: Food Processing Waste...
Find the meaning of the term: Food Waste...
Find the meaning of the term: Food Web...
Find the meaning of the term: Formaldehyde...
Find the meaning of the term: Formulation...
Find the meaning of the term: Fossil Fuel...
Find the meaning of the term: Fracking...
Find the meaning of the term: Fracture...
Find the meaning of the term: Free Product...
Find the meaning of the term: Freeboard...
Find the meaning of the term: Fresh Water...
Find the meaning of the term: Friable...
Find the meaning of the term: Friable Asbestos...
Find the meaning of the term: Fuel Economy Standard...
Find the meaning of the term: Fuel Efficiency...
Find the meaning of the term: Fuel Switching...
Find the meaning of the term: Fugitive Emissions...
Find the meaning of the term: Fume...
Find the meaning of the term: Fumigant...
Find the meaning of the term: Functional Equivalent...
Find the meaning of the term: Fungicide...
Find the meaning of the term: Fungistat...
Find the meaning of the term: Fungus Fungi...
Find the meaning of the term: Furrow Irrigation...
Find the meaning of the term: Future Liability...