Vedanta argues for a 'green copper' plant in Thoothukudi to enhance domestic production and reduce import reliance, citing ...

Copper smelting - a critical process in metal production - often generates slag, which contains valuable metals. This slag has historically been thrown away, causing harm to the environment and ...

Relentless winds off Mount Haggin coupled with as-yet-uncovered granular slag yield the sort of smudges you might see on a coal miner’s face. The smudges show up on the once uniformly brown, ...

Copper smelting is an intricate high‐temperature process that converts copper concentrates into purer metallic copper through a series of chemical and thermal reactions. Central to modern smelting ...

BILLINGS, Mont. (AP) — A subsidiary of London-based oil giant BP agreed to finish its cleanup of a 300-square mile site in Montana that's contaminated with arsenic and other pollutants from decades of ...

Work driven by aspirations both aesthetic and environmental resumed recently on Smelter Hill east of Anaconda. A contractor hired by Atlantic Richfield/BP is grading a portion of the gritty black slag ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. BILLINGS, Mont. (AP) — A subsidiary of ...