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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
zone of aeration
Natural environment; Water
a region in the Earth above the water table. Water in the zone of aeration is under atmospheric pressure and will not flow into a well.
absolute
Natural environment; Water
The micron rating of a filter. It indicates that any particle larger than a specific size will be trapped within the filter.
current velocity
Natural environment; Water
the velocity of water flow in a stream, measured in units of length per unit of time, such as feet per second (fps).
heavy water
Natural environment; Water
Water in which all the hydrogen atoms have been replaced by deuterium.
open system
Natural environment; Water
system in which energy and matter are exchanged between the system and its environment, for example, a living organism.
zone of saturation
Natural environment; Water
The space in the soil below the water table in which all the pores are filled with water. The water in the zone of saturation is groundwater.
