Aluminium smelting and associated services.

BHP Billiton Ltd is a natural resources company. It is engaged in producing commodities, including iron ore, metallurgical and energy coal, conventional and unconventional oil and gas, copper, ...

New Energy Age: In the Era of Soaring Copper, Aluminum, and Nickel Prices, How Will the Volatility Help Guide Your Buying Decisions? Electricity Prices and Alumina Prices Both Declined, Aluminum Costs ...