Chemistry, 28.10.2020 21:50 LiaaTheBeast
Which of the following explains why sub-surface mining is more dangerous than surface mining?
a. Sub-surface miners deal with loud noises in addition to surface mining hazards such as toxic air conditions, sinkholes, and machine injuries.
b. Sub-surface miners deal with toxic air conditions in addition to surface mining hazards such as sinkholes, machine injuries, and loud noises.
c. Sub-surface miners deal with hazardous chemicals in addition to surface mining hazards such as toxic air conditions, sinkholes, and loud noises.
d. Sub-surface miners deal with machine injuries in addition to surface mining hazards such as toxic air conditions, sinkholes, and loud noises.
Answers: 2
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Which of the following explains why sub-surface mining is more dangerous than surface mining?
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