Scientists manage to dissolves silver without using cyanide or other harsh chemicals, enabling safe recycling that promotes ...

New research shows that magnesium and other metals in mine waste can be solubilized and recovered thanks to acid-producing bacteria. Researcher Nathan van Wyk believes that the method has great ...

A range of production processes frequently employ acid mixtures comprised of two or three acids; for example, nitric acids, sulfuric acids and hydrochloric acids. In order to use these acids safely ...

Tourism promoters charge people $2 apiece to look at the most notoriously polluted mining site in Montana, an old copper pit filled with toxic water that will likely never be cleaned up. The Berkeley ...