what is the air pollution
did I ask you:-)
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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
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when pollutants like smoke ,harmful gases ,dust particles mixes up with air they make it harmful to breathe in it is known as air pollution
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