Description
Ed Tech Press Air Pollution (Hb 2021) by Mitchell
Air pollution occurs in many forms but can generally be thought of as gaseous and particulate contaminants that are present in the earths atmosphere. Gaseous pollutant sinclude sulfur dioxide (SO2), nitrogen oxides (NO2), ozone (O3), carbon monoxide (CO), volatile organic compounds (VOC), hydrogen sulfide (H2S), hydrogen fluoride (HF), and various gaseous forms of metals. These pollutants are emitted from large stationary sources such as fossil fuel fired power plants, smelters, industrial boilers, petroleum refineries, and manufacturing afacilities as well as from area and mobile sources.