Alumina Limited is an Australia-based mining company. Alumina Limited's sole business undertaking is in the global bauxite, alumina and aluminum industry, which it conducts primarily through bauxite mining and alumina refining. All of those business activities are conducted through its 40% investments in Alcoa World Alumina and Chemicals (AWAC). AWAC has an international network of alumina refineries in the United States, Brazil, Suriname, Jamaica, Spain and Australia. AWAC owns or partly owns, bauxite mines operating in five countries that meet the production needs of the AWAC refineries. AWAC produces chemical grade alumina from three refineries: Kwinana (Australia), Point Comfort (USA) and San Ciprian (Spain). AWAC's shipping operations use owned and chartered vessels to transport dry and liquid bulk cargoes, including bauxite, alumina, caustic soda, fuel oil, petroleum, coke and limestone.