Elements and chemical compounds

Elements

C Carbon
N Nitrogen
P Phosphorous
S Sulphur

Chemical compounds

CO2 Carbon dioxide
CH4 Methane
CO Carbon monoxide
N2O Nitrous oxide
NO Nitric oxide
NO2 Nitrogen dioxide
O3 Ozone
SO2 Sulphur dioxide
(CH3)2S Dimethyl sulphide (DMS)

Aerosols

Aerosols Sulphate, black carbon and organic carbon

Groups of compounds

NMVOC Non-methane volatile organic carbon compounds
NOx Nitrogen oxides (NO + NO2)

Halocarbons

Chlorinated compounds

Other halocarbons

Chlorofluorocarbons (CFCs) Hydrochlorofluorocarbons (HCFCs) Other Chlorocarbons (CCs) Bromocarbons Perfluorocarbons (PFCs) & SF6 Hydrofluorocarbons (HFCs)
CFC-11
(CCl3F)
HCFC-22
(CHClF2)
CCl4a Halon-1211
(CBrClF2)
CF4 HFC-23
(CHF3)
CFC-12
(CCl2F2)
HCFC-123
(CF3CHCl2)
CH3CCl3b Halon-1301
(CBrF3)
C2F6 HFC-32
(CH2F2)
CFC-113
(CCl2FCClF2)
HCFC-124
(CF3CHClF)
CH3Cl CH3Br SF6 c HFC-43-10mee
(C5H2F10)
CFC-114
(CClF2CClF2)
HCFC-141b
(CH3CFCl2)
      HFC-125
(C2HF5)
CFC-115
(CF3CClF2)
HCFC-142b
(CH3CF2Cl)
HFC-152a
(CH3CHF2)
  HCFC-225
(C3HF5Cl2)
HFC-134a
(CH2FCF3)
  HFC-143a
(CH3CF3)
HFC-227ea
(C3HF7)
HFC-236fa
(C3H2F6)
HFC-245ca
(C3H3F5)
a carbon tetrachloride
b methylchloroform
c sulphur hexafluoride

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