Only two percent of California’s vehicles are heavy-duty vehicles, but they produce about 30% of nitrogen oxides (a key smog forming compound) and about 65% of particulate matter (soot) emissions from motor vehicles. S - Compound engine - Document - PDFSEARCH.IO

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	Only two percent of California’s vehicles are heavy-duty vehicles, but they produce about 30% of nitrogen oxides (a key smog forming compound) and about 65% of particulate matter (soot) emissions from motor vehicles. S Add to Reading List Document Date: 2008-04-14 12:30:36 Open Document File Size: 248,95 KB Share Result on Facebook City Sacramento / / Currency USD / / Organization Society of Automotive Engineers / California Environmental Protection Agency / California Air Resources Board / / Person Recording / / / Position driver / ARB ADA Coordinator / inspector / / Product Citation / Fuel pump calibration Fuel injection / / ProgrammingLanguage ADA / / ProvinceOrState Southern California / California / / Region Northern California / Southern California / / URL http / SocialTag Road transport Vehicle inspection Internal combustion engine MOT test Diesel locomotive Smoke Air pollution in California Transport Land transport Car safety

Only two percent of California’s vehicles are heavy-duty vehicles, but they produce about 30% of nitrogen oxides (a key smog forming compound) and about 65% of particulate matter (soot) emissions from motor vehicles. SAdd to Reading List