Specifies methods for the individual analysis of airborne concentrations of carbon monoxide (CO), carbon dioxide (CO2), oxygen (O2), hydrogen cyanide (HCN), hydrogen chloride (HCl), hydrogen bromide (HBr), hydrogen fluoride (HF), oxides of nitrogen (NOx), and acrolein (CH2CHCHO) in fire effluents. Annex A gives examples of separation of permanent gases, annex B lists other gases of interest, and annex C describes a new method.