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News From the Field

Carbonized Coffee Grounds Remove Foul Smells


February 7, 2012

Teresa Bandosz In research to develop a novel, ecofriendly filter to remove toxic gases from the air, scientists at The City College of New York found that a material made from used coffee grounds can sop up hydrogen sulfide gas, the chemical that makes raw sewage stinky. Full Story

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City College of New York

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