Pick out the correct statement.

Question

Options:

A . Noise from ball mills can be dealt with by fibre glass lined enclosures

B . Noise from vibrating chutes can be reduced by lining the metallic chute with rubber

C . Noise of conveyor belt system is reduced by using urethane coated cloth conveyor belts and rubber/plastic covered metallic rollers

D . All of the above

Answer: Option D

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