Question

What is smog? how is classical smog different from photochemical smog? which plant can help to control photochemical smog?

Answer 1

The layer of carbondioxide made due to excess of pollution is called smog

Answer 2

HEY .
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Smog is a kind of air pollution, originally named for the mixture of smoke and fog in the air. Classic smogresults from large amounts of coal burning in an area and is caused by a mixture of smoke and sulfur dioxide. In the 1950s a new type of smog, known as Photochemical Smog, was first described.
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