RE: [PSUBS-MAILIST] a 1atm dry sub or a potential coffin?

["Mark H. Easter" <mheaster@direcway.com>]

Virginia here.

Anyone actually built a Markham Delta Wing?

Very intrigued with IDEA? The Hot, blow forming of Acrylic Plastic for Dome
scares me.  Who/Where have you had this done?  How much?

Mark H. Easter



-----Original Message-----
From: owner-personal_submersibles@psubs.org
[mailto:owner-personal_submersibles@psubs.org] On Behalf Of Coalbunny
Sent: Sunday, December 28, 2003 11:03 PM
To: personal_submersibles@psubs.org
Subject: Re: [PSUBS-MAILIST] a 1atm dry sub or a potential coffin?


Southern Wyoming, here.  
Carl


Dewey Mason wrote:
> 
> Hey Ya'll,
> So where did you say you are from? I live in northern Alabama, so 
> maybe we could get together sometime. Dewey
> --- maxxx1@comcast.net wrote:
> > Hello All,
> > In an ambient sub, of course you have to deal with physiological 
> > effects of breathing pressurized gasses but that is identical with 
> > being a scuba diver who must religously follow the dive tables.I
> > know divers who dive alone and who
> > also dive decompression dives with mixed gasses and
> > they just keep dialing up the risk.In general, the
> > deeper you go in your sub,ambient or 1atm the
> > greater risk your taking. I have been 940 feet in my
> > sub maximum,at this depth or even less nobody can
> > resue me (In Michigan) in time eventhough I carry
> > mabee 36 to 48 hours supply of O2 and soda zorb.I
> > certainly cannot evacuate the sub at these
> > depths.From what I understand approx 450 feet is the
> > record for the maximum actual ascend from a crippled
> > sub.(can anyone verify this?)
> >
> > THE DEEPER YOU GO THE MORE RISK YOU ARE TAKING! in
> > ambient or 1atm
> > > Hi Dewey - I think even a pilot of a 1atm dry sub
> > should learn first at
> > > least a basic scuba diving cource - just to
> > understand the basics how a
> > > human body works under pressure. There is in a
> > good cource a lot of
> > > physic knowledge to learn. And it give you the
> > possibilty to flood the
> > > bioat and get out - in the event thats the boat it
> > catched on the
> > > ground.
> > >
> > > regards Carsten
> > >
> > > Dewey Mason schrieb:
> > > >
> > > > Hey All,
> > > >  I just had to jump in here. I do so love these
> > types
> > > > of discourses. I agree with Robert about a one
> > atm
> > > > sub. The homework is super critical. However, an ambient boat is 
> > > > no less dangerous. I work day to
> > day
> > > > as a diver. I train divers to do work
> > underwater, and
> > > > in extreme circumstances. As such, I feel
> > qualified to
> > > > say, "If you are not an experienced, well
> > trained and
> > > > certified diver, keep your backside OUT of the
> > seat of
> > > > an ambient pressure sub. PERIOD. Even as a
> > passenger".
> > > > All of the hazards of diving apply in a sub, but
> > the
> > > > hard work of diving is mostly absent. Too easy
> > to
> > > > forget the time-depth factor, or more
> > accurately,
> > > > death factor. I've seen men bend, it is horrible
> > to
> > > > watch. I have recovered the bodies of several
> > men who
> > > > failed to heed the warnings of wiser men and
> > done
> > > > STUPID underwater. STUPID is FATAL in ANY
> > hyperbaric
> > > > environment. And the more comfortable the
> > environment,
> > > > the easier it is to go over your no-deco limits.
> > At
> > > > which time, if you are not prepared, both with
> > the
> > > > requisite knowledge and sufficient equipment to decompress, you 
> > > > risk an utterly vile death. This
> > does
> > > > not touch on the ares of oxygen toxicity,
> > narcosis,
> > > > CO2 poisoning, O2 deficiency, or a host of other potential 
> > > > ouches that one can find at depth. Get trained. WELL trained. 
> > > > Dive first, a lot. Learn, learn, learn. Then you will stay 
> > > > safer. Training
> > and
> > > > experience are the best life insurance. Anyway,
> > enough
> > > > doom and gloom. I just wanted to chime in on the wet-dry debate 
> > > > to point out that a wet sub is as
> > easy
> > > > to die in as a dry one. 1 atm or ambi-sub,
> > homework is
> > > > the only way to not wake up dead.
> > > > Dewey Mason
> > > > Abyss Marine Technologies
> > > >
> > > >
> > >
> 
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-- 
Spotted Owl...it's what's for dinner.