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

exposure indicator

Natural environment; Water

A characteristic of the environment measured to provide evidence of the occurrence or magnitude of a response indicator's exposure to a chemical or biological stress.

exposure level

Natural environment; Water

The amount (concentration) of a chemical at the absorptive surfaces of an organism.

exposure pathway

Natural environment; Water

The path from sources of pollutants via, soil, water, or food to man and other species or settings.

exposure route

Natural environment; Water

The way a chemical or pollutant enters an organism after contact; i.e. by ingestion, inhalation, or dermal absorption.

effluent guidelines

Natural environment; Water

Technical EPA documents which set effluent limitations for given industries and pollutants.

disinfectant by-product

Natural environment; Water

A compound formed by the reaction of a disinfenctant such as chlorine with organic material in the water supply; a chemical byproduct of the disinfection process..

disinfectant time

Natural environment; Water

The time it takes water to move from the point of disinfectant application (or the previous point of residual disinfectant measurement) to a point before or at the point where the residual ...