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Read the following statements carefully (i) An electrostatic precipitator removes particulate matter by imposing negative charge on them. (ii) Catalytic converters convert unburnt hydrocarbons into CO2 & water. (iii) Peroxyacyl nitrate (PAN) is a secondary pollutant. (iv) DDT is a non – biodegradable pollutant. Which of the above statements are incorrect? |
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Answer» Read the following statements carefully (i) An electrostatic precipitator removes particulate matter by imposing negative charge on them. (ii) Catalytic converters convert unburnt hydrocarbons into CO2 & water. (iii) Peroxyacyl nitrate (PAN) is a secondary pollutant. (iv) DDT is a non – biodegradable pollutant. Which of the above statements are incorrect? |
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