Coal Ash Spill Sludge (IMAGE)

Duke University

Coal Ash Spill Sludge

Caption

Leftover sludge from the 2008 coal ash spill at the Kingston TVA power plant. New research indicates that the nanoscale structure of the coal ash plays a large part in whether or not toxic chemicals can leach into the environment from such events.

Credit

Helen Hsu-Kim, Duke University

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