Bad weather, food stored for an excessive period of time or in a wrong manner and not according to marketing standard will lead to rejects
Production backlogs, trimmings and faulty batches are rejects, thus waste
Transport damage, food stored for an excessive period of time and expired best-before dates lead to rejected goods
Catering waste and raw organic remains pile up in large kitchens and have to be disposed of in an expensive process
Material flushed away contains organic matter as well, which may produce additional gas yield
Disposal and recycling
For the production of energy, the foodstuff is unpacked prior to processing and the foreign matter is separated from the bio-mass
Take a look at our references.