<span>Hydraulic mining, or hydraulicking, is a form of mining that uses high-pressure jets of water to dislodge rock material or move sediment. In the placer mining of gold or tin, the resulting water-sediment slurry is directed through sluice boxes to remove the gold. It is also used in mining kaolin and coal.</span>
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Answer:
They didn't want all of those horrible events to be something they, or anyone else, had to remember.
Answer:
increasing green house concerns
Explanation:
C) promoted art and literature
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