Decontamination method zaps pollutants from soil

Filtration systems are designed to capture multiple harmful substances from water or air simultaneously, but pollutants in soil can only be tackled individually or a few at a time—at least for now.

How mercury emissions from industry can be greatly reduced

Sulfuric acid is the world's most used chemical. It is an important reagent used in many industries and it is used in the manufacture of everything from paper, pharmaceuticals and cosmetics to batteries, detergents and fertilizers. ...

Metal-filtering sponge removes lead from water

Northwestern University engineers have developed a new sponge that can remove metals—including toxic heavy metals like lead and critical metals like cobalt—from contaminated water, leaving safe, drinkable water behind.

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