Re: Unmanned test dives, a safty question

[Alan Long <subview@mediaone.net>]

Jon,

Of coarse the chamber was water filled !
What did I say that made you feel I was using air ???

Alan

Jonathan Shawl wrote:

> Alan Long wrote:
>
> > Jon,
> >
> > One other thing about divers in the water during a drop test,  when I was doing a
> > preliminary destruction test on one of my view ports which I did in a 2 in thick
> > steel pressure chamber, When the pressure got up to 760 psi the port gave way and
> > let me
> > tell you, It sounded like a gun shot !!!  and that was just a view port,  I would
> > not want to be any where in the water if a sub failed !!!  Like you said, Thoomp
> > !!! wow...
>
> I would recommend that one use a small chamber that is water filled, like a hydro test
> rig.
> It sounds like you where using air pressure? That can be dangerous!. Did you just
> prove the big bang theory? :-)
> I once filled a 2 L pop bottle with air until KABANG around 300 Psi. It was awesome! I
> was safe on the other side of a wall and it was still loud as a gun! So that's another
> don't. Don't use air for pressure tests!
> Has any one seen the trick where one person very carefully stands on a empty pop can,
> and another person just toinks it with his finger and it crushes flat. It reminded me
> of a thin sub under too much water, bumping into something. OUCH.