Ok, I quit! Get the Technical bulletin #5 on "oxygen Systems" from Swadgelock august 1993 and references there in. P.2 will tell you what adiabatic compression by sonic velocity flow is. No other heat source (in pp filling) that I know as of yet, is comparable in magnitude and potential localisation. My impression is that the danger of O2 fires is present only at valve opening time (initial pressurization of the lines, not while filling). That is, so far, confirmed by all the incidents and non-incidents that I've heard/read about. It allways seems to happen when a valve is openned too quickly. [\] | =================================================================^^(_)^^^^^^^^^ Roger Lacasse "I found the meaning of life! Foster Radiation Laboratory, It's in the eyes of my wife and kids." McGill University, Office: (514) 398-7025 3559 University street, Fax: (514) 398-7022 Montreal, Qc, Canada. e-mail: roger@ph*.mc*.ca* H3A 2B1 http://spiff.physics.mcgill.ca/scuba.html =============================================================================== -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send list subscription requests to `techdiver-request@aquanaut.com'.
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