Worlds Biggest Mining Saw

Subscribe for more: Mining through a mountain is no easy task – that is unless you own the worlds biggest SAW. Weighing in at a .\r
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The worlds biggest machine v cat d8r.\r
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SciShow takes you down the deepest hole in the world -- Russias Kola Superdeep Borehole -- explaining who dug it and why, and what we learned about Earth .\r
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The Reason NASA Never Returned To The Moon (Full Documentary) ✓Dropping Audio Fixed (1080P) .\r
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Subscribe to Motherboard Radio today! In October of last year Motherboard gained access to a massive, secretive Bitcoin mine housed .