Sulfur Compounds

Sulfur dioxideSO2
Hydrogen sulfideH2S (converted to SO2 in days to weeks)
Carbonyl sulfideCOS or OCS
Dimethyl sulfideCH3SCH3
Methyl mercaptanCH3SH
Carbon disulfideCS2
Dimethyl disulfideCH3SSCH3

Nitrogen Compounds

Nitric oxideNO
Nitrogen dioxideNO2
Nitrous oxideN20
Nitrogen trioxideNO3
AmmoniaNH3