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Dick, as a proud holder of one of your certifications, I agreee. I also got my "nitrox" from those characters way back when. Mount correctly changed his standards when he got better information, a trait missing from the competition, if you could call it that. Dick Barker wrote: > > As a PADI Instructor I have to say that I think PADI is not part of > the deep air problem. I do teach an occasional PADI OW class and I > do follow the PADI standards. But I also make sure that every student > is made aware of the real risks of deep air along with the "60 max > feet when finish this class, 100 foot with more training OR experience, > and 130 foot maximum for recreational diving." PADI suggests we > say that 5 ATA of about 20% O2 is a ppO2 of 1.00 and that that > 100% O2 can be toxic. The real risk for most who step below 130 feet > is from narcosis. You have to be really stupid to dive air deep > enough to be at risk from a O2 tox standpoint. > > I also wish I could stuff my snorkel up some warm water CD - but I > still strap it to my mask while teaching in Seattle, Here, nobody > ever uses the things to snorkel as the viz is not good enough to > to see anything while face down in the water, so everyone swims on > their back when on the surface. (sounds like I am rambling a bit) > > PADI is not perfect but it should not take a hit for deep air. That > seems to be prety much a TDI exclusive. Tom seems to be backing off > from deep air with his agency but I rmmember when Hyper Dick did > my nitrox class, long before the "T" got added to IANTD, a ppO2 > of 1.6 was OK. Tom has that down to 1.4 with 1.6 as a "resting max" > or something like that. I still think that PADI and all the others > are wrong when they try to pin deep air limits on O2 tox instead of > narcosis, Doing dumb thing is what kills most of the them, not the > O2 tox. > > For my nitrox course (way back when) I chose to dive the Duane at > the main deck level with nitrox II,or 1.56 ppO2, with no ill effects. > Today I would not push the ppO2 that high and would also think it > a bit strange that the instructor didn't do the dive and in fact > was not even on the boat. On the other hand, he did give me a T > shirt, a sample chamber ride to 100 feet, and invited me to a > very wild birthday party of his. > > PADI gets a lot of deserved and undeserved flack. > Why would anyone use 1-800-PAY-PADI for a phone number? > Put Another Dollar In > PAID > etc. > > But you think they got troubles - do a web search for OFDA, "one > of the better bogus agencies". You have to get past at least > five listings of Oregon Funeral Directors Association to get to > the first Old Fart Divers Association listing. > > Even OFDA thinks deep air is dumb. > > Disclaimer: Yep, I am OFDA, but that doesn't mean I am FAS. > > -- > Dick Barker dickb@es*.co* http://www.eskimo.com/~dickb/ > Do you qualify to join OFDA? http://www.eskimo.com/~dickb/ofda.html > San Juan Isl Dive Charter? http://www.eskimo.com/~dickb/starfire.html > > -- > 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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