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

settling

Natural environment; Water

The process of sinking of a substance sinking in water. This occurs when the substance does not dissolve in water and its density is larger than that of water.

xeriscape landscaping

Natural environment; Water

An innovative, comprehensive approach to pollution prevention and water use efficiency that incorporates all of the following: planning and design, soil analysis, appropriate plant selection, ...

cross-connection

Natural environment; Water

Any actual or potential connection between a drinking water system and an unapproved water supply or other source of contamination.

headwater(s)

Natural environment; Water

(1) the source and upper reaches of a stream; also the upper reaches of a reservoir. (2) the water upstream from a structure or point on a stream. (3) the small streams that come together to form a ...

offstream use

Natural environment; Water

Water withdrawn or diverted from a ground- or surface-water source for public-water supply, industry, irrigation, livestock, thermoelectric power generation, and other uses. Sometimes called ...

settling pond (water quality)

Natural environment; Water

an open lagoon into which wastewater contaminated with solid pollutants is placed and allowed to stand. The solid pollutants suspended in the water sink to the bottom of the lagoon and the liquid is ...

xeriscaping

Natural environment; Water

a method of landscaping that uses plants that are well adapted to the local area and are drought-resistant. Xeriscaping is becoming more popular as a way of saving water at home.