pretreatment of raw materials

Cellulosic ethanol - Wikipedia

Cellulosic ethanol is ethanol ... Chemical pretreatment of the feedstock is required to ... The raw material to produce cellulosic ethanol is not only free, ...

National Pretreatment Program - US EPA

Pretreatment Regulations that allow approved publicly owned treatment works ... should include a facility-wide accounting of raw materials, products, by-products, ...