Number

Pollution industries

Typical VOC hazardous substances examples

1

Refiney and petrochemical

Benzene, 1,3-butadiene, hexane

2

Storage and sales of oil products

Hexane, benzene, toluene, xylene

3

Paint production and use

Xylene, toluene, benzene, dichloro(chloro), methane, methyl isobutyl ketone, ethylene glycol

4

printing and ink manufacturing

Toluene, xylene, ethylene glycol

5

synthetic rubber

Toluene, xylene, benzopyrene

6

synthetic fiber

Formaldehyde, benzene