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What types of pollutions are caused by vehicle engines
Member rating: No Rating | Words: | Submitted: Fri Mar 16 2007
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What types of pollutions are caused by vehicle engines? Cars produce lots of emissions that are harmful to the environment. These emissions are causing great concern around the world. Cars emit carbon dioxide, carbon monoxide, water, Not only do vehicles contribute remaining carbon gases, which contribute to global warming and climate change but the products of combustion also produce additional local pollution. Locally the emission of nitrogen oxides, sulphur and carbon particulates (dirt) can be very detrimental to health. How does catalytic converters helping to resolve these issues? A catalyst is a substance which changes the rate of a reaction without suffering any permanent damage. Catalysts are not used up during a reaction (so they can be reused), and they are not damaged chemically during a reaction. However, catalysts can become physically damaged, for example the surface of the catalyst can crumble. Only small amounts of catalysts are needed in a reaction,...
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