Kama pambizo kwenye bidhaa za ethanol kaza au kutoweka, wengi ethanol wazalishaji kuchagua kuzingatia thamani ya uumbaji kutoka coproducts. Kavu distillers nafaka na solubles (DDGS) kwa muda mrefu imekuwa haithaminiwi

Boksiti ni mwamba mashapo kwamba ni tajiri katika alumina, msingi kwa ajili ya kufanya Alumini. It is generally easy to mine because it is found near the surface of the