X-Message-Number: 1882 Date: 03 Mar 93 20:30:00 EST From: Garret Smyth <> Subject: CRYONICS Dipping in Dewars A CO2 absorbtion system such as those used by divers (often in special forces) would allow use of a much smaller O2 cylinder, and the re-circulation would mean less heat loss. Garret Rate This Message: http://www.cryonet.org/cgi-bin/rate.cgi?msg=1882