http://www.reddit.com/user/BrokenFlowerPot
BrokenFlowerPot9 karma2021-01-03 18:41:03 UTC
I'm guessing he is breathing pure oxygen a certain amount of time before the breath-hold (not saying that it isn't impressive!).
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BrokenFlowerPot9 karma
I'm guessing he is breathing pure oxygen a certain amount of time before the breath-hold (not saying that it isn't impressive!).
View HistoryShare Link