| 325110 |
Propylene made from refined petroleum or liquid hydrocarbons |
| 325110 |
Styrene made from refined petroleum or liquid hydrocarbons |
| 325110 |
Toluene made from refined petroleum or liquid hydrocarbons |
| 325110 |
Xylene made from refined petroleum or liquid hydrocarbons |
| 325120 |
Acetylene manufacturing |
| 325120 |
Argon manufacturing |
| 325120 |
Biogases, industrial (i.e., compressed, liquefied, solid), manufacturing |
| 325120 |
Carbon dioxide manufacturing |
| 325120 |
Chlorodifluoromethane manufacturing |
| 325120 |
Chlorofluorocarbon (CFC) gases manufacturing |