| Maize husks and maize germs |
Residue of vegetable and fruits |
| Potato pulp, shredded manioc roots and manila pulp |
Plastic pulp, granulates and paper industries waste |
| Breweries spent hops and spent grains |
Residue of carcass processing |
| Sugar beet residues |
Citrus fruit peel and pectines |
| Spent coffee grounds |
Waste water sludge |
| Shredded potatoes and potato peel |
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| Note: Any type of fibrous material can be processed. |