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telgareith
on Oct 23, 2024
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Half a pound of this powder can remove as much CO2...
You don't need any CO2. Oxygen bottle, co2 scrubber, pure oxygen purge prior to diving... and you've got yourself a rebreather.
https://en.m.wikipedia.org/wiki/Rebreather
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https://en.m.wikipedia.org/wiki/Rebreather