fossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 7 months ago#justposeidonthingsmander.xyzimagemessage-square24fedilinkarrow-up1451
arrow-up1451image#justposeidonthingsmander.xyzfossilesque@mander.xyzM to Science Memes@mander.xyzEnglish · 7 months agomessage-square24fedilink
minus-squaresvc@lemmy.frozeninferno.xyzlinkfedilinkEnglisharrow-up29·7 months agoI need supplemental oxygen at less than 1 fathom under water, if I stay there long enough…
minus-squareraspberriesareyummy@lemmy.worldlinkfedilinkEnglisharrow-up12·7 months agoI highly recommend using compressed air over oxygen. Nitrox 100 (pure oxygen) becomes toxic below 5 meters… 1.6 bars partial pressure Oxygen is considered unsafe / hazardous.
minus-squareantonlinkfedilinkEnglisharrow-up7·7 months agoNitrogen also becomes toxic, requiring you to substitute it with helium (or hydrogen). Interesting talk on the subject: https://youtu.be/skL5EQa8DFY
minus-squareraspberriesareyummy@lemmy.worldlinkfedilinkEnglisharrow-up3·7 months agoIt’s why I’ll always remain happy with recreational diving at depths less than 40m :) Tech divers are a bit crazy imo. Sure, there’s nice views to be had (if you bring a lot of light), but it’s not worth the risk for me.
I need supplemental oxygen at less than 1 fathom under water, if I stay there long enough…
I highly recommend using compressed air over oxygen. Nitrox 100 (pure oxygen) becomes toxic below 5 meters…
Nitrogen also becomes toxic, requiring you to substitute it with helium (or hydrogen).
Interesting talk on the subject: https://youtu.be/skL5EQa8DFY
It’s why I’ll always remain happy with recreational diving at depths less than 40m :) Tech divers are a bit crazy imo. Sure, there’s nice views to be had (if you bring a lot of light), but it’s not worth the risk for me.
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