Oklahoma Attorney General Gentner Drummond has sued to block a proposed $4-billion aluminum smelter in Inola—just days after ...

Rio Tinto PLC, a London-based mining and metals production firm with global operations, says it has started commissioning its $1.5 billion AP60 smelter, part of an expansion project at its Complexe ...

A proposed aluminum smelter is becoming a big issue in the governor’s race. Many candidates have concerns, but some are changing their viewpoint on the proposed project. Scott Mitchell, Senator Paul ...

The AP60 smelting technology, when combined with the hydropower used at Rio Tinto’s operations in Canada, generates one-seventh of greenhouse gases per tonne of aluminium, compared with the industry ...

Oklahoma’s proposed aluminum smelter in Inola has become a legal fight, an environmental flashpoint and a campaign issue in the state’s governor’s race. On Tuesday, June 2, Attorney General Gentner ...