| Naics index | Naics index description |
|---|---|
| 311221 | Corn gluten feed manufacturing |
| 311221 | Corn gluten meal manufacturing |
| 311221 | Corn oil cake and meal manufacturing |
| 311221 | Corn oil mills |
| 311221 | Corn oil, crude and refined, made by wet milling corn |
| 311221 | Corn sweeteners (e.g., dextrose, fructose, glucose) made by wet milling corn |
| 311221 | Crude corn oil manufacturing |
| 311221 | Dextrin made by wet milling corn |
| 311221 | Gluten feed, flour, and meal, made by wet milling corn |
| 311221 | Gluten manufacturing |