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Sten Meyer wrote:
>These tanks are made of special high 
>tensile steel and the cost is higher and the margin for corrosion is small.

Was afraid of that...

>When the tanks are sold for water divning the problems are different. 
>When diving in cold waters the weight of the tanks is of little imporance 
>as long as you have to have several kilos of lead on your belt.
>
>So I don't beleve in carbon tanks for water diving as long as you have 
>lead to drop. 

I should have explained -- I'm not bothered by the weight in-water. It's
carrying the damn things out of water (i.e. underground) that's the
problem.
Ultra light tanks would be a godsend -- lead can always be left in the cave
(and currently is anyway).
Neal


Dr. Neal Harman
Department of Computer Science
University College of Swansea
Singleton Park
Swansea
SA2 8PP

TEL: +44 792 295394
FAX: +44 792 295708

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