Coal Mining Waste Material More than 90 Percent Effective at Removing Heavy Metal

A low-value byproduct of the coal mining process is proving highly effective at helping reclaim the land and water used in mining, University of Alberta research shows.

Nano humus, a substance extracted from coal mine deposits and then crushed to a black, powdery material, has “outstanding physical and chemical properties” that remove heavy metals from contaminated water and soil, said researcher Yihan Zhao.

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Thanks for the share, KE!