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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biological control

Natural environment; Water

In pest control, the use of animals and organisms that eat or otherwise kill or out-compete pests.

biological integrity

Natural environment; Water

The ability to support and maintain balanced, integrated, functionality in the natural habitat of a given region. Concept is applied primarily in drinking water management.

biological measurement

Natural environment; Water

A measurement taken in a biological medium. For exposure assessment, it is related to the measurement is taken to related it to the established internal dose of a compound.

biological medium

Natural environment; Water

One of the major component of an organism; e.g. blood, fatty tissue, lymph nodes or breath, in which chemicals can be stored or transformed. (See ambient medium, environmental medium.)

biological oxygen demand (bod)

Natural environment; Water

An indirect measure of the concentration of biologically degradable material present in organic wastes. It usually reflects the amount of oxygen consumed in five days by biological processes breaking ...

biological pesticides

Natural environment; Water

Certain microorganism, including bacteria, fungi, viruses, and protozoa that are effective in controlling pests. These agents usually do not have toxic effects on animals and people and do not leave ...

biological stressors

Natural environment; Water

Organisms accidentally or intentionally dropped into habitats in which they do not evolve naturally; e.g. gypsy moths, Dutch elm disease, certain types of algae, and bacteria.