The use of explosives in order to convert rocks into small pieces of stones is done in ___________(a) Wedging(b) Heating(c) Digging(d) BlastingThis question was posed to me in a job interview.My query is from Stones in chapter Air Conditioning, Thermal Insulation, Stones & Ferrous Metals of Construction & Building Materials

The use of explosives in order to convert rocks into small pieces of s

1.	The use of explosives in order to convert rocks into small pieces of stones is done in ___________(a) Wedging(b) Heating(c) Digging(d) BlastingThis question was posed to me in a job interview.My query is from Stones in chapter Air Conditioning, Thermal Insulation, Stones & Ferrous Metals of Construction & Building Materials
Answer» Right choice is (d) BLASTING Explanation: The use of explosives in order to convert rocks into SMALL pieces of STONES is done in blasting. Blasting is used for quarrying hard stones without having any fissures or cracks. Stones obtained by this METHOD are generally of small size.

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