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

community

Natural environment; Water

In ecology, an assemblage of populations of different species within a specified location in space and time. Sometimes, a particular subgrouping may be specified, such as the fish community in a lake ...

community relations

Natural environment; Water

The EPA effort to establish two-way communication with the public to create understanding of EPA programs and related actions, to ensure public input into decision-making processes related to ...

compact fluorescent lamp (cfl)

Natural environment; Water

Small fluorescent lamps used as more efficient alternatives to incandescent lighting. Also called PL, CFL, Twin-Tube, or BIAX lamps.

compaction

Natural environment; Water

Reduction of the bulk of solid waste by rolling and tamping.

comparative risk assessment

Natural environment; Water

Process that generally uses the judgement of experts to predict effects and set priorities among a wide range of environmental problems.

complete treatment

Natural environment; Water

A method of treating water that consists of the addition of coagulant chemicals, flash mixing, coagulation-flocculation, sedimentation, and filtration. Also called conventional filtration.