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----- Original Message -----
From: "Mike Wallace" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Monday, July 09, 2001 9:40 PM
Subject: Re: Dive, Dive, Dive


> On 10 Jul 2001, at 12:25, David Strike wrote:
>
> On Tuesday, July 10, 2001 10:17 AM, Chuck wrote:
>
> (snip)
>
> Mike wrote:
> > > Adding He to the mix will reduce the narcosis level, which
> > > presumably would allow the diver to remain more alert and be able to
> > > respond to the stimuli in a fashion significantly different from than
if
> > > they were "under the influence" so to speak.
>
> > IF we assume that the narcotic gas is N2 and not O2.
>
> Chuck... we don't have to assume that N2 is narcotic. I think many,
> if not most of us here that dive have experienced it to some degree.
> I also won't attempt to suggest that O2 is not narcotic to some
> degree. I can however, based on personal experience state that
> diving a He mix gas is less narcotic than the same dive on a non He
> mix.
>
Wont argue the point.  Simply pointing out that blaming N2 for all may not
be wise.  I am not trained to dive He (and dont plan on it any time soon)
but it doesnt take a rocket scientist to read between the lines of some of
the reports.

CH

.