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

Heavy metals

Natural environment; Water

Metals that have a density of 5.0 or higher and a high elemental weight. Most are toxic to humans, even in low concentrations.

On-site sewage treatment

Natural environment; Water

Any individual residential sewage treatment and wastewater dispersal system, such as a septic system.

Sewage contamination

Natural environment; Water

The introduction of untreated sewage into a water body.

Winter/summer ratio

Natural environment; Water

Comparison of metered water use during the winter period to consumption during the corresponding summer period. A higher rate or surcharge is imposed for water consumption above the average winter ...