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In a message dated 2/10/2010 9:27:45 A.M. Pacific Standard Time,
jonw@psubs.org writes:
In terms of passive service for CO2, its fairly simple to design a For recreational subs that expect to surface regularly it seems a CO2
scrubber system that operates through a mouthpiece as an emergency back-up makes
sense. No fan or ducting would be required and if the system was closed up tight
the chemicals could be isolated until needed from moisture, etc.
Much like having an on-board re-breather at the ready.
Frank D.
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