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AAaaaaahahaha!, Black quoting a TDI manual to George, this oughta be good! Jim ------------------------------------------------------------------- Learn About Trimix at http://www.cisatlantic.com/trimix/ > From: "Michael J. Black" <mjblackmd@ya*.co*> > Date: Wed, 31 May 2000 08:48:24 -0700 (PDT) > To: Aquanaut Mail <techdiver@aquanaut.com> > Subject: Re: DIR Jackpot! > > On 5/27/00, George Irvine (Trey) wrote: > >> I am a psychopath, not a sociopath, and my track record speaks to the >> rest. Black is a pussy who did not like being corrected fro extreme >> ignornat stupidity. > > No George, even I don't think you are psychotic, but that could change. > As for my "extreme ignornat stupidity" were you referring to the pony > bottle with pO2 1.9 debate? Thought so, and just FYI here is what TDI > says in one of their coursebooks (authored I believe by Jan Neal, who > IS a BEST diver, i.e. absent from this list): > > "A small volume scuba cylinder of EAN39 carried with a diver for a > decompression gas can also be a redundant gas supply. In the event > that the primary gas supply is exhausted, the diver can switch to > EAN39 and make a normal ascent. If this emergency occurred at 130 fsw, > the pO2 for EAN39 would be 1.92 ATA. Although the recommended maximum > oxygen depth limit for EAN39 is 102 fsw (pO2 1.6 ATA) the exposure > time for an ascent from 130 fsw to 100 fsw would only be 30 seconds. > In this situation the pony cylinder becomes a "bail-out bottle." The > risk for CNS O2 toxicity is minimal, especially compared to the > alternative of no bail-out. In this situation, EAN39 provides > operational safety as a bail-out gas shallower than 130 fsw without > the need for an oxygen clean regulator that is required for higher > mixes. Thus, when carrying a pony cylinder of EAN39, operational > and physiological safety is increased." > > MJB :-))) > > __________________________________________________ > Do You Yahoo!? > Send instant messages & get email alerts with Yahoo! Messenger. > http://im.yahoo.com/ > -- > Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. > Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'. > -- Send mail for the `techdiver' mailing list to `techdiver@aquanaut.com'. Send subscribe/unsubscribe requests to `techdiver-request@aquanaut.com'.
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