Bauxite, Alumina Operations in Western Australia Receive ...
PITTSBURGH–(BUSINESS WIRE)–Alcoa Corporation, a global leader in bauxite, alumina and aluminum, today announced that its portfolio of bauxite mines and alumina refineries in Western Australia have received certifiion from the Aluminium Stewardship Initiative (ASI).. ASI's Performance Standard certifiion process requires a comprehensive, thirdparty audit, .