That's what I said. There are lots of ways of looking at it. Nobody knows what is correct.Thanks, the DAN article does not mention the NOAA exposure table or the half life of O2 elimination vs. cliff vesting after a 24 hour period.
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Shearwater and the CNS Oxygen Clock
The question of what CNS oxygen exposure is safe can spark heated debate among technical divers. This reflects the seriousness of CNS oxygen toxicity when diving. This article sidesteps that debate, and focuses solely on how Shearwater dive computers calculate the CNS value.shearwater.com