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userulluipeste
on Feb 3, 2015
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Why We Should Build Cloud Cities on Venus
As far as I knew, the submarine air "metabolism" was chemical in nature:
http://en.wikipedia.org/wiki/Chemical_oxygen_generator#Uses
maxerickson
on Feb 3, 2015
[–]
(At least some) Nuclear subs use electrolysis:
http://www.defenseindustrydaily.com/treadwell-supplies-oxyge...
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