> This is only valid if you switch regs every 5 minutes so that your > independent tanks have equal amounts of air in them. If you breathe > one down first, switch to the other and then have a second or first > stage fail, you are left with a near empty tank and a rapidly emptying > tank. > Doug Recently a diver was injured here after being in a similar situation at 180 feet... BUT... I thought part of gas-management while diving with independants was to use one tank halfway and *then* switch... Not being a "techdiver" myself, I'm just wondering, because it feels kind of logical... - Gerrit ****************************************************************** G Conradie [\] Phone: +27 21 808 4452 (W) Dept. E & E Engineering +27 21 903 4306 (H) University of Stellenbosch Fax: +27 21 808 4981 (W) Stellenbosch, 7600 South Africa Email: conradie@fi*.su*.ac*.za* ******************************************************************
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