(1)The existence of flammable liquids in fire scene can be determined by the characteristic components containing flammable liquids in combustion smoke and these components can be detected with the Gas chromatography / mass spectrometry technology (GC/MS).
(2)Characteristics materials containing gasoline detected in the smoke generated from complete combustion of 90# gasoline on the carpet are ether bond containing alcohol, dimethyl phthalate, butylamine, long chain iso-alkanes and some polycyclic compounds, some ketones in addition.
(3)Characteristics materials containing gasoline detected in the smoke generated from complete combustion of 0# diesel on the carpet are mainly long chain alkanes and their isomers, cyclohexadienone, amines, some Cyclic compounds in addition.
(4)Characteristic components in the smoke of different kinds of paint thinner are different from each other after combustion on the carpet. There are dioxo- ethers in the combustion smoke of lacquer thinner; and biphenyl, phenol, esters and ethers in alkyd diluent smoke. But they both contain the alkanes with more than 15 carbon atoms and the isomers
(1)The existence of flammable liquids in fire scene can be determined by the characteristic components containing flammable liquids in combustion smoke and these components can be detected with the Gas chromatography / mass spectrometry technology (GC/MS).
(2)Characteristics materials containing gasoline detected in the smoke generated from complete combustion of 90# gasoline on the carpet are ether bond containing alcohol, dimethyl phthalate, butylamine, long chain iso-alkanes and some polycyclic compounds, some ketones in addition.
(3)Characteristics materials containing gasoline detected in the smoke generated from complete combustion of 0# diesel on the carpet are mainly long chain alkanes and their isomers, cyclohexadienone, amines, some Cyclic compounds in addition.
(4)Characteristic components in the smoke of different kinds of paint thinner are different from each other after combustion on the carpet. There are dioxo- ethers in the combustion smoke of lacquer thinner; and biphenyl, phenol, esters and ethers in alkyd diluent smoke. But they both contain the alkanes with more than 15 carbon atoms and the isomers
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