• Animal manure and slurry.
• Agricultural residues and by-products such as horticulture, fruit, vegetable.
• Digestible organic wastes from food and agro industries of vegetable and animal origin, wastes from sugar processing, molasses preparation and fermentation, cereals, edible oils, cocoa, tea and tobacco preparation and processing, baking and confectionery industry, alcoholic and non-alcoholic beverages.
• Dedicated energy crops such as maize, corn etc.
• Organic fraction of municipal waste of vegetable and animal origin, household waste and similar commercial, industrial and institutional wastes and wastes from catering.
• Sewage sludge, off-site waste from water treatment plants.
• Wastes from wood processing, furniture pulp, paper and cardboard production and processing.
• Wastes from the dairy products industry Waste packing, absorbents, wiping clothes, filter materials.
• Waste from the leather and textile industries.
• Garden and park wastes.