| Naics index | Naics index description |
|---|---|
| 324110 | Petroleum coke made in petroleum refineries |
| 324110 | Petroleum jelly made in petroleum refineries |
| 324110 | Petroleum lubricating oils made in petroleum refineries |
| 324110 | Petroleum refineries |
| 324110 | Propane gases made in petroleum refineries |
| 324110 | Propylene (i.e., propene) made in petroleum refineries |
| 324110 | Refineries, petroleum |
| 324110 | Refinery gases made in petroleum refineries |
| 324110 | Road oils made in petroleum refineries |
| 324110 | Solvents made in petroleum refineries |