Geography, asked by 9452031034singh, 3 days ago

(c) special care has to be taken in underground mining. (d) export of scarce minerals should be reduced.

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Answered by Dipikakhatri

Answer:

In larger openings and mechanized mines, a special machine with an impact hammer or scaling claw mounted on a boom is used. so special care has to be taken in underground mining.

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(c) special care has to be taken in underground mining. (d) export of scarce minerals should be reduced.​

Answers

(c) special care has to be taken in underground mining. (d) export of scarce minerals should be reduced.