Posted by Steve on May 07, 2002 at 22:47:17:
In Reply to: Re: This sounds like a tempest in a teapot posted by Max Bottomtime on May 07, 2002 at 19:23:56:
The 120 rule also rings a bell from one my Naui courses, open water I think. It was referred to while planning dives on 20.9% good old fashioned air and not EAN.
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