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What is the role of activated charcoal i...

What is the role of activated charcoal in gas mask used in coal mines?

A

Absorption of poisonous gases

B

Adsorption of poisonous gases

C

Neutralisation of gases

D

None of the above

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The correct Answer is:
B
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The role of the activation charcoal in gas mask used coal mine is

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Activated charcoal is prepared by :

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