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Q 6. Cottrell precipitator is used to
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3
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An electrostatic precipitator used to remove dust particles from industrial waste gases, by attracting them to charged grids or wires.
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Cottrell precipitator is an electrostatic device used for treating cement mill dust, sulfuric acid mist, power-plant fly ash, metallurgical fumes etc. This precipitator is also called Cottrell smoke precipitator. Smoke is an example of a colloidal solution of solid in gas.
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