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

synergism

Natural environment; Water

The combined action of several chemicals, which produces a total effect greater than the effects of the chemicals separately.

average annual recharge

Natural environment; Water

Amount of water entering the aquifer on an average annual basis. Averages mean very little for the edwards because the climate of the region and structure of the aquifer produce a situation in which ...

effluent

Natural environment; Water

Wastewater--treated or untreated--that flows out of a treatment plant, sewer, or industrial outfall. Generally refers to wastes discharged into surface waters.

interstate water

Natural environment; Water

according to law, interstate waters are defined as (1) rivers, lakes and other waters that flow across or form a part of state or international boundaries; (2) waters of the Great Lakes; (3) coastal ...

potable

Natural environment; Water

suitable, safe, or prepared for drinking. Compare non-potable.

technology-based treatment requirements

Natural environment; Water

NPDES permit requirements based on the application of pollution treatment or control technologies including BTP (best practicable technology), BCT (best conventional technology), BAT (best available ...