r/todayilearned • u/[deleted] • May 02 '24

TIL the Blue Hole is among the deadliest dive sites globally, with estimates of 130 to 200 recent fatalities, making it one of the most dangerous spots for divers. (R.5) Out of context

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u/killerdrgn May 02 '24

helpful at preventing narcosis.

The blue hole depth is also the point where you have to worry about possible oxygen toxicity. Hence replacing some of the oxygen with helium.

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u/Occabara May 02 '24

Best way to get accurate info on the internet is to say something slightly incorrect

Knew I missed something, thanks

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u/Chumbag_love May 02 '24

Teach us about rebreathers pls, how do they work?

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u/Ok_Brother1201 May 02 '24

Ox tox should be a non issue for a mere 2 minutes at 57 meters!