English, asked by makandarijaj1224, 6 months ago

hard blast is made up of​

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Answered by shruti851202
0

Answer:

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Explanation:

Drilling and blasting is the controlled use of explosives and other methods such as gas pressure blasting pyrotechnics, to break rock for excavation. It is practiced most often in mining, quarrying and civil engineering such as dam, tunnel or road construction. The result of rock blasting is often known as a rock cut.

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