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A comment on The Blue Hole in the Red Sea is the deadliest dive site in the world. Parent comment

Re:The Blue Hole in the Red Sea is the deadliest dive site i... by nradov on Wednesday April 28, 2021 @11:40AM (#26970623)
Scuba diving is done at ambient pressure. Lung and heart cavities don't collapse.

(Lungs do compress during breath hold freediving.)

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