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Air pollution ????????? |
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Answer» tion:AIR pollution is a mixture of solid PARTICLES and gases in the air. Car emissions, chemicals from factories, dust, pollen and MOLD spores may be suspended as particles. Ozone, a GAS, is a major PART of air pollution in cities. When ozone forms air pollution, it's also called smog. Some air pollutants are poisonous. |
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