3 ms·
That makes sense. I wonder if they do anything to add extra O2, or if that carries too high a risk of blackout due to low CO2 levels. I clearly am not a free di
by village-idiot 8y ago
That makes sense. I wonder if they do anything to add extra O2, or if that carries too high a risk of blackout due to low CO2 levels. I clearly am not a free diver.
Either way, the all caps warning stands. And even experienced free divers black out on occasion, so be careful out there.