Water

Water

Water is a chemical compound with the chemical formula H20. A water molecule contains one hydrogen atom and two oxygen atoms. Water is a liquid at standard ambient temperature and pressure though it can be a solid (ice)in low temperatures or evaporate into water vapor a higher temperatures.

Industry: Natural environment

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Water

estimated environmental concentration

Natural environment; Water

The estimated pesticide concentration in an ecosystem.

ethanol

Natural environment; Water

An alternative automotive fuel derived from grain and corn; usually blended with gasoline to form gasohol.

exceedance

Natural environment; Water

Violation of the pollutant levels permitted by environmental protection standards.

exclusion

Natural environment; Water

In the asbestos program, one of several situations that permit a Local Education Agency (LEA) to delete one or more of the items required by the Asbestos Hazard Emergency Response Act (AHERA); e.g. ...

exclusionary ordinance

Natural environment; Water

Zoning that excludes classes of persons or businesses from a particular neighborhood or area.

exempt solvent

Natural environment; Water

Specific organic compounds not subject to requirements of regulation because they are deemed by EPA to be of negligible photochemical reactivity.

exempted aquifer

Natural environment; Water

Underground bodies of water defined in the Underground Injection Control program as aquifers that are potential sources of drinking water though not being used as such, and thus exempted from ...