| Naics index | Naics index description |
|---|---|
| 325194 | Charcoal briquettes, wood, manufacturing |
| 325194 | Chestnut extract manufacturing |
| 325194 | Chlorobenzene manufacturing |
| 325194 | Chloronaphthalene manufacturing |
| 325194 | Chlorophenol manufacturing |
| 325194 | Chlorotoluene manufacturing |
| 325194 | Coal tar distillates manufacturing |
| 325194 | Creosote made by distillation of coal tar |
| 325194 | Creosote made by distillation of wood tar |
| 325194 | Cresols made by distillation of coal tar |