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Pouring warm H20 down wetsuit...

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Scuba-Chin

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Jan 21, 2001, 9:32:15 AM1/21/01
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Last weekend, my husband and I braved the ~30 degree wind chills to dive at
our only local dive spot, the Blue Hole in Santa Rosa, NM. Our first dive
was to 85 ffw (altitude adjusted to 102 ffw), and we were toasty warm in our
7mm wetsuits with gloves and hoods in the 61 degree F water (constant
yearround). The surface interval was rough, and we spent most of the time
sitting inside our truck with the heater on. We had been told a little hint
to stay warm on our second dive...with already lower core temps and cold,
wet gear. We heated water on a propane stove, and we poured it down our
wetsuits prior to entering the water for our second dive. We also soaked
our hoods and gloves in the hot water, and our comfort level was definitely
increased (over prior second dives in those temperatures back in November).

Now, even though several dive instructors told us to try this trick, I've
got this sneaky feeling that some of you rec.scubans have some "cons"
regarding this. Without flaming me, of course, could you please share
those???

Jenn


Tony

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Jan 21, 2001, 11:43:57 AM1/21/01
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Scuba-Chin wrote in message <94es63$dk00e$1...@ID-63453.news.dfncis.de>...


Hi Jen.... I was told to do that also. When I did my OW checkouts here in
the wonderfully warm NorthEast (NY to be more precise), the water temp was a
balmy 46 degrees. We were told to bring warm water to dump in our 7mm
wetsuits. It worked. Also, the excitement and anticipation (adreneline rush)
kept most of us going. I would think that at gradual cooling is better on
the body than the instant shock of cold water entering your wetsuit.
But now, I dive dry (well, most of the time I am dry...)


Mike Painter

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Jan 21, 2001, 12:12:45 PM1/21/01
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What's even nicer is to be able to hop into a warm shower and get out of the
wet suits after a cold dive.
What's even nicer is to be able to hop into a warm shower and get out of the
wet suits after a cold dive and not be alone...
"Tony" <APi...@ix.netcom.com> wrote in message
news:94f3ij$odd$1...@nntp9.atl.mindspring.net...

gymnastcraig

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Jan 21, 2001, 12:13:51 PM1/21/01
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Forget all that crap and get a dry suit.


Dan Bracuk

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Jan 21, 2001, 12:54:31 PM1/21/01
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Tony wrote
: When I did my OW checkouts here in the wonderfully warm NorthEast (NY to be more precise), the water temp was

:a balmy 46 degrees. We were told to bring warm water to dump in our 7mm wetsuits. It worked. Also, the excitement and
:anticipation (adreneline rush)
: kept most of us going. I would think that at gradual cooling is better on
: the body than the instant shock of cold water entering your wetsuit.
: But now, I dive dry (well, most of the time I am dry...)

When I did my OW checkouts, the air temp was ~20 F and the water was
34 F. This was in a quarter inch semi-dry suit ( I certified before
metric was invented ). We did not pour warm water down our suit.

For warmth between dives, we wore golashes and parkas over our suits.
Here is a picture of me during my surface interval between 2 ice
dives.

http://www.axxent.ca/~bracuk/Pages/IceDiving.htm

Dan Bracuk
Toronto, Canada
Always use proper English, irregardless of what others do.
Best of Rec.Scuba http://www.chaoticarts.com/~scuba/

Scuba-Chin

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Jan 21, 2001, 1:15:36 PM1/21/01
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> Forget all that crap and get a dry suit.

Well, with only 38 dives under my belt, I'd like to get a little more
experience before trying a dry suit. But, I do think one is eventually in
my future...

Jenn


Lee Newby

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Jan 21, 2001, 2:12:04 PM1/21/01
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Here in the BC we teach in the winter with water temp of 45 F and air just
above or below freezing. We carry 5 gal plastic fuel cans (used for this
purpose only) that are filled with hot tap water in the morning, due to the
thermal mass it cools reasonably slowly, it is then used as needed between
dives for the students. They use two piece 7.5mm wet suits (15mm over the core
area). The one thing to watch out for is the water can sometimes be too hot,
very seldom does it get too cool (in 2-3 hours in a van), and 5 gals goes
along way, 6-8 people after dive 1 and before dive 2.

Lee Newby

Vancouver, BC

Jan Werbiński

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Jan 21, 2001, 2:33:34 PM1/21/01
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Użytkownik "Scuba-Chin" <CJ-CO...@email.msn.com> napisał w wiadomości
news:94es63$dk00e$1...@ID-63453.news.dfncis.de...

> wet gear. We heated water on a propane stove, and we poured it down our
> wetsuits prior to entering the water for our second dive. We also soaked

I water is very hot there is danger of creating microbubbles in the skin and
mild DCS. For the same reason it's recomended not to take hot or very hot
shower for a few hours after dive. If your water will be below 36 Celsjus
there should be no problem. But I'm not an expert, and I like hot shower :)

Jan Werbiński


Chuck Tribolet

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Jan 21, 2001, 3:29:15 PM1/21/01
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When I was a wetsuit diver, I used to fill two half gallon igloo bottles
with water more or less straight from the hot water heater (set at 140F,
there aren't any kids (other than me ;-) or old people in my household.
Then they went in a soft side ice chest. They would still be plenty
warm nine hours later. I'd use one after the first dive, one after the
second dive. It felt great.

Hint 1: Put your booties on the outside of your farmer john. They
will fill up with warm water and it feels OOOOH SO GOOD on your
toes.

Hint 2: Between dives, get into a park and put on a warm hat. That
helps a lot.

Hint 3: Get a GOOD drysuit.

--
Chuck Tribolet
tri...@garlic.com
http://www.almaden.ibm.com/cs/people/triblet

Silicon Valley: Best day job in the world.


"Scuba-Chin" <CJ-CO...@email.msn.com> wrote in message news:94es63$dk00e$1...@ID-63453.news.dfncis.de...

Clifford Beshers

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Jan 21, 2001, 3:42:44 PM1/21/01
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"Scuba-Chin" <CJ-CO...@email.msn.com> writes:

I used one on dives 8-15. No big deal. Just get someone who knows
how to show you.
________________
Clifford Beshers

gymnastcraig

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Jan 21, 2001, 4:41:57 PM1/21/01
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> Well, with only 38 dives under my belt, I'd like to get a little more
> experience before trying a dry suit. But, I do think one is eventually in
> my future...
>
> Jenn
>
>

You don't need lots of dives to use a dry suit; I'm working as instructor in
Scotland and Open Water students use dry suits from dive 1. Sure they cost a
bit more and take some time getting used to but if you dive cold water
regularly, you'll not regret it.

Craig


Steve Kramer

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Jan 21, 2001, 4:58:23 PM1/21/01
to
Scuba-Chin wrote:
>
> Last weekend, my husband and I braved the ~30 degree wind chills to dive at
> our only local dive spot, the Blue Hole in Santa Rosa, NM. Our first dive
> was to 85 ffw (altitude adjusted to 102 ffw), and we were toasty warm in our
> 7mm wetsuits with gloves and hoods in the 61 degree F water (constant
> yearround). The surface interval was rough, and we spent most of the time
> sitting inside our truck with the heater on. We had been told a little hint
> to stay warm on our second dive...with already lower core temps and cold,
> wet gear. We heated water on a propane stove, and we poured it down our
> wetsuits prior to entering the water for our second dive. We also soaked
> our hoods and gloves in the hot water, and our comfort level was definitely
> increased (over prior second dives in those temperatures back in November).

Although I'm a confirmed warm-water diver, there have been times when
I've gotten cold during the surface interval, or paid a temperature debt
on a 4th or 5th dive of the day. A great divemaster in Malaysia showed
me this neat gadget that has since solved all the problems! It is a
reusable hand warmer. It's a vinyl bag about 12cm x 25cm inches filled
with some clear, viscous liquid and a small metal disk. To use, just
squeeze the disk and instantly the liquid changes to some sort of
semi-solid crystalline substance generating about 60c of heat! The heat
lasts about three hours, long enough for a surface interval and another
dive. We slip these inside our wet suits around back over the kidneys,
and stay warm as toast! To reuse, just drop the bag into boiling water
for about 10 minutes (waiting for the crystals to return to clear
liquid) and allow to cool. Somehow (magic?) the stored heat lasts for
weeks, if not months! I use two of these for winter motorcycle riding
too. Inside my riding jacket's inner pockets, they keep me comfortable
on long rides when the weather is below freezing and the wind-chill adds
it's touch.

Steve Kramer
Osaka, Japan
Two years, five months, one day, 55 minutes and 16 seconds. 26551
cigarettes not smoked, saving $4,646.45. Life used for a better purpose:
13 weeks, 1 day, 4 hours, 35 minutes.

--
I wish to live my life deliberately, to front the essential facts
of life; to suck the very marrow of life and see if I can learn what it
has to teach, and not, when it comes my time to die, discover that I
have not lived.


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outs...@my-deja.com

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Jan 21, 2001, 5:39:16 PM1/21/01
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http://www.thermopad.com/

they even have a section on scuba use : )
http://www.thermopad.com/scuba.htm

-lance

In article <3A6B5B7F...@osb.att.ne.jp>,


Sent via Deja.com
http://www.deja.com/

Icarus (Dennis)

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Jan 21, 2001, 8:24:36 PM1/21/01
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That's about the same amount of dives I had when I took my training.
The class I took was over a week-end.
A couple of hours of classroom work learning about how they work,
introduction to the parts, coverage of emergency procedures.
A couple of hours in the pool getting familiar with the system, practicing
emergency procedures.
Finally, a couple of open-water dives under the supervision of the
instructor to insure that you do indeed know what you're doing.

However, that said, you do show the right attitude. :-)
When you feel comfortable getting the training, go for it.

Oh yes, see here
http://www.suboceansafety.org/Articles/myths.htm, myth#3

Dennis.

Scuba-Chin <CJ-CO...@email.msn.com> wrote in message

news:94f9ba$d6n2j$1...@ID-63453.news.dfncis.de...

Susan Umpleby

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Jan 21, 2001, 8:40:45 PM1/21/01
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"Scuba-Chin" <CJ-CO...@email.msn.com> wrote in message
news:94f9ba$d6n2j$1...@ID-63453.news.dfncis.de...
>

----------I started out using a dry suit as I have a real distaste for being
cold :-)


John R. Macdonald

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Jan 21, 2001, 9:08:08 PM1/21/01
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On Sun, 21 Jan 2001 17:54:31 GMT, bra...@axxent.ca (Dan Bracuk) wrote:

> ( I certified before metric was invented ).


Do this mean you were certified before april 1790 ? WOW !!! ;-)
John

Gary Daehn

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Jan 21, 2001, 10:27:09 PM1/21/01
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I used to use those in a styro container when transporting tropical fish
home 1-2 hrs in the car in winter. This was 5-6 yrs ago and at that time you
could get them at K-mart. Don't know if you still can.
P.S. When you're boiling them to melt them back down don't forget about them
and boil the pan dry.....don't ask ;-)
Gary
<outs...@my-deja.com> wrote in message news:94foek$6rk$1...@nnrp1.deja.com...

Chuck Tribolet

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Jan 22, 2001, 1:16:45 AM1/22/01
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I fill a pot with water, set a collander (spaghetti strainer) in the pan,
and put the packs in the collander. I've found that if they can get right
to the bottom of the boiling pan, even if it's full of water, they distort.

What's a dry suit diver like Chuck do with them? Heat my sandwich.
Before the first dive, I pop a couple of the pads, and put them and the
sandwich in a soft side cooler. On the surface interval, I have a
hot sandwich. No room for a microwave on my boat. ;-)

Silicon Valley: Best day job in the world.


"Gary Daehn" <ga...@mail.tcbi.com> wrote in message news:3a6ba...@windy.powercom.net...

Jason O'Rourke

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Jan 22, 2001, 3:13:13 AM1/22/01
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Scuba-Chin <CJ-CO...@email.msn.com> wrote:
>Now, even though several dive instructors told us to try this trick, I've
>got this sneaky feeling that some of you rec.scubans have some "cons"
>regarding this. Without flaming me, of course, could you please share
>those???

The potential downside is that the warm water will open up the pores of the
skin, which will then lead to quicker heat loss when the cold water returns.

And if you do it well before the dive, the water temp will drop quickly
enough. I do it anyway, or get into the drysuit instead.
--
Jason O'Rourke j...@best.com www.jor.com
Rec.scuba strokes pics page: www.jor.com/strokes
Aquashot page: www.jor.com/dive/aquashot

GHorn82707

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Jan 22, 2001, 8:15:25 AM1/22/01
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It was just a joke John.

>> ( I certified before metric was invented ).
>
>
>Do this mean you were certified before april 1790 ? WOW !!! ;-)
>John
>

George R Horn
Owner Scuba Divine
Horn's Cycle Service
Brooklyn, NY
(718) 647 1089
www.scubadivine.com

Icarus (Dennis)

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Jan 22, 2001, 10:10:11 AM1/22/01
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I think he knows that, as evidenced by the winky ";-)" at the end.

Dennis

GHorn82707 <ghorn...@aol.com> wrote in message
news:20010122081525...@ng-fn1.aol.com...

Brian Wagner

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Jan 22, 2001, 10:35:06 AM1/22/01
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Scuba-Chin wrote:
>
> Last weekend, my husband and I braved the ~30 degree wind chills to dive at...

> wet gear. We heated water on a propane stove, and we poured it down our
> wetsuits prior to entering the water for our second dive.

So, is that what it takes for longtime married couples to get hot for
each other?

Sounds kinky.

John R. Macdonald

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Jan 22, 2001, 10:34:32 AM1/22/01
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On Mon, 22 Jan 2001 15:10:11 GMT, "Icarus (Dennis)"
<nojun...@ever.invalid> wrote:
Correct but I wrote that late at night and the actual date is april
1795 when the meter, liter, gram, are and bar were defined as part of
the decimal metric system which became mandatory in 1799
Enough said
John

Steven B. Harris

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Jan 22, 2001, 5:10:59 PM1/22/01
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In article <RFEa6.23861$9U1.2...@news.inreach.com>,
"Mike Painter" <mpai...@inreach.com> wrote:

>What's even nicer is to be able to hop into a warm shower and get out
>of the wet suits after a cold dive.


Which sounds like a nice way to get bent if you've done more deco.
Unlike the warm water bit BEFORE the dive, which is perfectly safe and
a good idea.

OldSalt

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Jan 24, 2001, 5:04:46 PM1/24/01
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On Sun, 21 Jan 2001 12:29:15 -0800, "Chuck Tribolet"
<tri...@garlic.com> wrote:

<snipping here and there>

>Hint 2: Between dives, get into a park and put on a warm hat. That
>helps a lot.

We've all been told how a person loses most of their body heat through
their head and how important it is to wear a hat. Don't you ever
wonder.....if you had a ** REALLY BITCHIN ** hat then how long
could you ski totally naked ? <g>

Chuck Tribolet

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Jan 25, 2001, 12:18:06 AM1/25/01
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About as long as I can ski all bundled up -- about five seconds,
then BOOM. ;-)

Then again, if the ratio of ski days to dive days were reversed,
it would be another story.

Silicon Valley: Best day job in the world.


"OldSalt" <babet...@no-spamhotmail.com> wrote in message news:3a6f5169...@news.fast.net...

OldSalt

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Jan 25, 2001, 4:58:52 PM1/25/01
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On Wed, 24 Jan 2001 21:18:06 -0800, "Chuck Tribolet"
<tri...@garlic.com> wrote:

>About as long as I can ski all bundled up -- about five seconds,
>then BOOM. ;-)

LOL And I bet it would be most uncomfortable if you fell while
skiing naked.

>Then again, if the ratio of ski days to dive days were reversed,
>it would be another story.

Possibly true. I think skiing is one of those things that either you
like it or you hate it. No in-between. :)

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