| Naics index | Naics index description |
|---|---|
| 325194 | Tall oil (except skimmings) manufacturing |
| 325194 | Tannic acid (i.e., tannins) manufacturing |
| 325194 | Tanning extracts and materials, natural, manufacturing |
| 325194 | Tar and tar oils made by distillation of wood |
| 325194 | Tar made by distillation of coal tar |
| 325194 | Toluidines manufacturing |
| 325194 | Turpentine made by distillation of pine gum or pine wood |
| 325194 | Valonia extract manufacturing |
| 325194 | Wattle extract manufacturing |
| 325194 | Witch hazel extract manufacturing |