air pollutant
Definition
Any substance in air that could, in high enough concentration, harm animals, humans, vegetation, and/or materials. Such pollutants may be present as solid particles, liquid droplets, or gases. Air pollutants fall into two main groups: (1) those emitted from identifiable sources and, (2) those formed in the air by interaction between other pollutants. Over one hundred air pollutants have been identified, which include halogen compounds, nitrogen compounds, oxygen compounds, radioactive compounds, sulphur (sulfur) compounds, and volatile organic chemicals (VOC).
air pollutant is in the Environment & Pollution Control and Material & Occupational Safety subjects.
air pollutant appears in the definitions of the following terms: best available control technology (BACT), inversion, air quality related value, air toxics and smokestack industry
air pollutant appears in these other term: hazardous air pollutant
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