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Setting Off Precision Mining Explosives

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 Science   |   Technology
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Miners at Greens Creek must chip away at the mountain side 12 feet at a time using hundreds of pounds of explosives. A dangerous mixture of fertilizer and diesel are pumped into carefully placed holes. If they succeed, silver ore will be collected.

ALASKA MEGA MACHINES
Wednesdays at 10/9c on Science
http://www.sciencechannel.com/alaska-mega-machines/

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