Determination of olefins in combustion gases and in the atmosphere.
D000397:Air Pollution / Q000737:chemistry*; D000475:Alkenes; D001272:Atmosphere; D005740:Gases; D006838:Hydrocarbons / Q000737:chemistry*
D000475:Alkenes; D005740:Gases; D006838:Hydrocarbons
AIR POLLUTION/chemistry; HYDROCARBONS/chemistry