Explain with examples the difference between the primary and secondary pollutants.
Explain with examples the difference between the primary and secondary pollutants.
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Primary pollutants are directly mixed with atmosphere e.g. smoke, ash, fumes, dust, CO2 Sulphur dioxide Methane, Benzene etc. Secondary pollutants are created by automobiles e.g. Nitrogen oxides, hydrocarbons etc, which are more toxic than their original elements.
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