Sentences with phrase «converts unburned»

Usually contains platinum, palladium and / or rhodium, which acts as a catalyst in a chemical reaction that converts unburned hydrocarbons, carbon monoxide and oxides of nitrogen into water vapor, carbon dioxide and other gases that are less toxic than untreated exhaust fumes

In a catalytic converter platinum is the catalyst that converts unburned hydrocarbons into H2O and CO2.