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mazda slectrive catalytic reduction


Mazda launches 2009 CX-7 in Europe with urea selective catalytic reduction system

When the 2009 Mazda CX-7 hits European dealerships this year, the SUV will carry the first production urea selective catalytic reduction (SCR) system from a Japanese automaker. Mated with the automaker's MZR-CD 2.2L turbo diesel engine, the SCR will inject a small mist of aqueous urea directly into the exhaust system. A chemical reaction then takes place that creates ammonia and reduces the presence of nitrous oxides, which is one area that diesel engines trail their gasoline burning siblings. There are other ways to reduce the nitrous ... Read more →

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