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The Collision of US Submarine Greeneville and the Fishing Vessel Ehime Maru – Investigation Report | Officer of the Watch
You're in an air-tight compartment of a sunken submarine, fifty meters down, the hatch opens inwards - what would you do to survive or escape? - Quora
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TIL German pilots intentionally ruptured their eardrums during WW2 to prevent air pressure issues. The Bajau people of the Pacific rupture their eardrums to facilitate diving and hunting at sea. : r/todayilearned
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To Hell, By Compass': The Remarkable Wreck and Rescue of the USS S-5 | Naval History Magazine - December 2020 Volume 34, Number 6
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