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Date: Fri, 31 Oct 1997 18:07:15 -0500
From: "G. Irvine" <gmirvine@sa*.ne*>
Organization: Woodville Karst Plain Project
To: Bill Bott <aquadart@ix*.ne*.co*>
CC: cave list <cavers@ge*.co*>, tech Divers List <Techdiver@aquanaut.com>
Subject: Re: Gas Diving Made Easier
Bill, I like your idea better - it solves the heavy gas usage problem
reported by these guys due to the cold, and it provides three sets of
doubles with two dives each - good thinking. - g

Bill Bott wrote:
> 
> George,
> 
> Exelent examples in your post.  I think one other notable posability exists
> for bringing your gas with you.  If you mix your high He low O2 gas in your
> first set of doubles then in your second set of doubles Double charge the
> tanks with the O2 and He only.  After the first dive top the tanks and get
> a second dive ( you will still have a good mix).  After the second dive
> EMPTY your first set of doubles and thans fill the O2/He mix from the
> second set.  When they reach the same pressure top them both with air and
> you get 4 more dives by topping each set after the first dive on each set.
> A total of 6 dives on the right gases!!
> 
> The ONLY complaint I have heard regarding Mix at 150' is "It's so damn cold
> down there I could have used the air BUZZ to take the edge off".  This
> alone should give you a clue why it is NOT a good idea to use air even at
> 150'.
> 
> At 07:09 PM 10/30/97 -0500, you wrote:
> >Common Gas Diving Topics
> >
> > We need to look at some topics in gas diving that are being misapplied
> >due to misunderstanding, and then used to justify deep air diving.
> 
> Bill (aquadart) Bott
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