Sentences with phrase «unburned hydrocarbons into»

Retarding the spark or cutting the throttle dumps unburned hydrocarbons into the exhaust; too much of it will overheat the catalytic converter, a filter attached to the exhaust system that reduces air pollution.

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

Not exact matches

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