Idiot, there is nothing about any aspect of the
diving we do that you have any clue as to the
application thereto: STFU.

-----Original Message-----
From: gzambeck1 <gzambeck1@me*.ne*>
To: Scott Landon <js_landon@ho*.co*>
Cc: techdiver@aquanaut.com <techdiver@aquanaut.com>;
trey@ne*.co* <trey@ne*.co*>
Date: Tuesday, July 11, 2000 7:49 PM
Subject: Re: argon for the cerebrally challenged


>Yes you do need to solve for weight and volume
Scott.  You mix by volume Helium
>is 97.08 cf./lb. air is 13.45 cf./lb.  Helium has
roughly 5 times the heat
>capacity but is over 7 times the volume for the
same weight.  Joel is correct in
>his statement about trimix breathing mixtures.  But
an insulating gas has to be
>evaluated based on the moisture in the divers suit.
>
>Tell Trey I have talked to DuPont chemist also try
a handbook on chemistry.
>
>Greg Z.
>
>Scott Landon wrote:
>
>> okay, obviously i need to add units for the FAS
ones.
>>
>>                   cal
>> units = ------------------- x 10^(-6)
>>          (sec)(cm^2)(C/cm)
>>
>> this is so simple.  it does not matter how many
pounds of helium are in your
>> tanks.  it is all relative.  you can look at this
quantitatively or
>> qualitatively.  you still get a higher thermal
conductivity.  more helium in
>> your mix at a higher thermal conductivity than
air means a higher overall
>> thermal conductivity for the mixture.  we don't
need to solve this to 6
>> significant digits to known the trend.  argon is
denser than air and much
>> denser than helium.
>>
>> zambeck, stop chasing rabbits and call us back
when everyone does not appear
>> ten feet tall.
>>
>> >From: gzambeck1 <gzambeck1@me*.ne*>
>> >To: Scott Landon <js_landon@ho*.co*>
>> >CC: techdiver@aquanaut.com, trey@ne*.co*
>> >Subject: Re: argon for the cerebrally challenged
>> >Date: Tue, 11 Jul 2000 13:02:10 -0400
>> >
>> >Scott you have to make the evaluation based on
the weight of each gas in a
>> >mixture to evaluate the heat retained per wt of
the gas in the mixture.
>> >
>> >Greg Z.
>> >
>> >Scott Landon wrote:
>> >
>> > > here it is clowns.
>> > >
>> > > thermal conductivity data at 60F (15.6C)
>> > >
>> > > helium : 352.10
>> > > argon  :  41.33
>> > > air    :  60.34
>> > >
>> > > i could post the units, but it is meaningless
for this discussion.
>> > >
>> > > oxygen is slightly higher than nitrogen, so
nitrox will make you colder
>> >than
>> > > air.  is there anything else you dilettantes
need, or are you just being
>> > > polemic because you never get a chance to do
real dives?
>> > >
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>>
>>
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