Le 'ese'esega i le va o Pa'u-Fa'amaoniga Level AT ma le CT

Vasega A ma le C o lo'o fa'aalia ai nofoaga o lo'o teuina ai mea mata'utia, fa'atasi ai ma le maualuga o le pa-fa'amaonia o le CT.

Vaega kesi/vaega vevela	T1	T2	T3	T4	T5	T6
IIA	Formaldehyde, toluene, methyl ester, acetylene, propane, acetone, acid acid, benzene, styrene, carbon monoxide, ethyl acetate, acetic acid, chlorobenzene, methyl acetate, chlorine	Methanol, ethanol, ethylbenzene, propanol, propylene, butanol, butyl acetate, amyl acetate, cyclopentane	Pentane, pentanol, hexane, ethanol, heptane, octane, cyclohexanol, turpentine, nafata, suauu (e aofia ai le penisini), suauu suauu, pentanol tetrachloride	Acetaldehyde, trimethylamine		Ethyl nitrite
IIB	Propylene ester, dimethyl eter	Butadiene, epoxy propane, ethylene	Dimethyl eter, acrolein, hydrogen carbide
IIC	Hydrogen, kasa vai	Acetylene			Carbon disulfide	Ethyl nitrate

I Saina, Vasega A e masani ona aofia ai nofoaga o loʻo iai propane, ae o le Vasega C e aofia ai vaega o loʻo iai kasa e pei o le hydrogen ma le acetylene.