Mining machine operators control machines that extract coal, ore, stone, and sand from mines or quarries.
True
False
Mining machine operators control machines that extract coal, ore, stone, and sand from mines or quarries. TRUE.
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Asked 12/6/2015 8:06:22 PM
Updated 7/20/2016 2:34:26 AM
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Andrew. [7/20/2016 2:34:25 AM]
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