Data Search of Major Classification
| Major Class | Parent | Descriptor | Acronym | Synonym | Chinese Descriptor | Spanish Descriptor | Reference | Definition |
| Process | Filtration | Diatomaceous Earth Filtration | Filtración de tierra de diatomeas | AFS Glossary | A filtration method that uses a medium consisting of microscopic shells of single celled plants known as diatoms. |
| Major Class | Parent | Descriptor | Acronym | Synonym | Chinese Descriptor | Spanish Descriptor | Reference | Definition |
| None defined at this time . . . | ||||||||