Re: PVC, PLASTIC COKE BOTTELS & RUBBER SUBS???

[hylands@ibm.net (Jon Hylands)]

On Fri, 2 Jul 1999 21:38:52 -0400, you wrote:

> I believe the
> failure mode of a typical metal hull is quite different from the ulta-thin
> wall failure of a vacuum-cleaner hose  or like; it's understandable that a
> person would assume that a cylindrical hull would act kind of like a bent
> soda-straw - flat at the 'bend' and wide at the flattened part . .and
> sometimes they do. Sometimes, though, they fold in on themselves like the
> pleated rubber bags found on the backs of bathroom doors 

That's the point I was trying to make in my other post -- Thanks Phil
for backing up my guess with real facts.

Later,
Jon