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Table 24-2 Common Categories and Sources of Corrosive Gases
Category Primary Sources
H
2
S (Hydrogen Sulde) Geothermal emissions, microbial acvity, oil manufacturing,
wood corrosion, wastewater treatment, etc.
SO
2
(Sulfur Dioxide), SO
3
(Sulfur
Trioxide)
Coal combuson, petroleum products, automobile exhaust,
smelng ore, sulfuric acid manufacturing, tobacco combuson,
etc.
S (Sulfur) Foundry shops, sulfur manufacturing, etc.
HF (Hydrogen Fluoride) Ferlizer manufacturing, aluminum manufacturing, ceramic
manufacturing, steel manufacturing, electronic equipment
manufacturing, mineral combuson, etc.
NO
X
(Nitrogen Oxides) Automobile exhaust, oil combuson, microbial acvity, chemical
industry, etc.
NH
3
(Ammonia) Microbial acvity, sewage, ferlizer manufacturing, geothermal
emissions, etc.
CO (Carbon Monoxide) Combuson, automobile exhaust, microbial acvity, tree decay,
etc.
Cl
2
(Chlorine), ClO
2
(Chlorine
Dioxide)
Chlorine manufacturing, aluminum manufacturing, zinc
manufacturing, waste decomposion, etc.
HCl (Hydrogen Chloride) Automobile exhaust, combuson, forest res, marine process
polymer combuson, etc.
HBr (Hydrobromic Acid), HI
(Hydroiodic Acid)
Automobile exhaust, etc.
O
3
(Ozone) Atmospheric opcal processes (mostly including nitric oxide and
hydrogen peroxide), etc.
C
n
H
n
(Alkane) Automobile exhaust, tobacco burning, animal waste, sewage,
tree decay, etc.
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