packed tower aeration : A method of treating water to remove volatile organic chemical (VOCs) contaminants. As water is mixed with air, VOCs move from water to air which then passes through carbon filters to trap the contaminants.
see packed tower aeration.
alarm contact. A switch that operates when some pre-set
low, high or abnormal condition exists.
packed tower aeration A variation of the air stripping treatment process. Water flows down through packing material, while air flows upward to "strip" VOCs from the water. parts per million A measure of concentration of a dissolved substance.
A treatment process used to remove dissolved gases and volatile substances from water. Large volumes of air are bubbled through the water being treated to remove (strip out) the dissolved gases and volatile substances. See packed tower aeration.
 See also: Artesian, Contamination, Contaminant, Constituent, Site
  
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