Electrostatic precipitators are employed to remove particulate pollutants of the size of

Electrostatic precipitators are employed to remove particulate pollutants of the size of
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Electrostatic precipitators are employed to remove particulate pollutants of the size of A. `5-20 mum ` B. `20 - ... mum` and larger D. `0.5-5.0 mum`.
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