> On 26 Jun 2001, at 22:42, Steven Catron wrote:
>
> > ----- Original Message -----
> > From: "David Strike" <[log in to unmask]>
> > To: <[log in to unmask]>
> > Sent: Tuesday, June 26, 2001 21:49
> > Subject: Re: [SCUBA-SE] Hydrogen Vs Helium
> >
> > > As for Xenon?  I would imagine that it's density
> alone would preclude its
> > > use as a diluent?
> > <liberal snipping>
> > > Hydrogen        = 1.000
> > > Argon        = 19.816
> > > Krypton        = 41.248
> > > Xenon        = 64.949
> > Assuming it's the density of the gas that
> determine its thermal properties,
> > do krypton and xenon have insulating applications
> in Antarctic diving or
> > other exotic scenarios such as spacesuits?
>
> Had that thought myself Steven. As far as I am aware
> most divers
> that are in cold water or for long periods use Argon
> as a suit
> inflation gas. I do. Argon is causes no harm to the
> drysuit and/or
> undergarments. Not sure about Krypton or Xenon. From
> the
> numbers either of those gasses would be mo' betta
> than Argon for
> insulation though, assuming that no problem would
> exsist with harm
> to the suit or the diver. Could be cost is a factor
> too. Argon is fairly
> cheap around these parts.
>
>
>
>
> ~~~~~~~~~~
> Mike Wallace
> Huntsville, Alabama

Methane has always worked for my as suit inflation
gas. Although it has thermal properties are generally
short-lived. And it is inexpensive. A couple of bean
burritos & I'm good for the day.
Ed
'Stinky in Seattle'


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