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In a novel approach to controlling vehicle exhaust emissions, PNNL researchers have successfully reduced harmful oxides of nitrogen in a diesel engine by half.

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Document Title: Catalysis to Control Vehicle Exhaust Emissions
Category: Energy Production and Conservation
Media Type: Graphics
Date of Image/Photo: April 2001
Background: For more information see http://www.pnl.gov/news/2001/01-16.htm
URL of this page: http://picturethis.pnl.gov/picturet.nsf/by+id/AMER-4VYREM

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