Bambancin Tsakanin Fashe-Hujja Level AT da CT

Azuzuwan A da C suna nuna wuraren da ake adana kayan haɗari, tare da mafi girma fashe-hujja rating na CT.

Ƙungiyar gas / ƙungiyar zafin jiki	T1	T2	T3	T4	T5	T6
IIA	Formaldehyde, toluene, methyl ester, acetylene, propane, acetone, acrylic acid, benzene, styrene, carbon monoxide, ethyl acetate, acetic acid, chlorobenzene, methyl acetate, sinadarin chlorine	Methanol, ethanol, ethylbenzene, propanol, propylene, butanol, butyl acetate, amyl acetate, cyclopentane	Pentane, pentanol, hexane, ethanol, heptane, octane, cyclohexanol, turpentine, nafita, man fetur (ciki har da mai), man fetur, Pentanol tetrachloride	Acetaldehyde, trimethylamine		Ethyl nitrite
IIB	Propylene ester, dimethyl ether	Butadiene, epoxy propane, ethylene	Dimethyl ether, acrolein, hydrogen carbide
IIC	Hydrogen, ruwa gas	Acetylene			Carbon disulfide	Ethyl nitrate

A kasar Sin, Class A yawanci ya haɗa da rukunin yanar gizo masu ɗauke da propane, yayin da Class C ya ƙunshi wurare masu iskar gas kamar hydrogen da acetylene.