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Question

Sometimes ________ gas leakage is seen during the course of mining.

A
Sulphur-di-oxide
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B
Methane
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C
Carbon-di-oxide
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D
Carbon monoxide
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Solution

The correct option is A Methane
Gas leak is a menace during mining mining, especially, methane. This happens more in coal mines, where there is abundance of carbon. An atom of carbon with hydrogen to form methane. It is suffocating and has proved fatal to miners in the past.

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