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From: <bigvon@be*.ne*>
Date: Tue, 10 Aug 1999 10:05:07 +0000
To: Jim Cobb <cobber@ci*.co*>, techdiver@aquanaut.com
Subject: Re: Ocean DIR
That's right Jim...there is a HUGE difference between 160 cu ft (80+80)
aluminum,

and 154 cu ft (3400psi in LP 120) single steel. The rule of thirds is the rule
of
thirds..
Bill


Jim Cobb wrote:

>
> Lets face it, there is no amount of "overfilling" a 120 which will give
> you a decent margin of safety for both you and your buddy on a real
> decompression dive. You need to have rule of thirds and enough back gas
> to Deco out on if you loose your stage.

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