The US produces about 26 million tons of industrial sand every year—and it's not like it's just getting scooped off the beaches. It's pulverized from larger rocks in massive crushers, like this one.
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Source: http://feeds.gawker.com/~r/gizmodo/full/~3/n8BiUg_9JGA/a-crusher-that-could-pulverize-the-worlds-largest-meteorite-to-pebbles-in-10-minutes
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