Re: 6 miles



Derek Lyons wrote:

I've seen what happens to a steel hull with just a fraction of that
pressure...



Which brings up a good question - just how thick does a steel hull need to be to go all the way down to the bottom of the ocean?
On the "Trieste" the crew sphere was five inches thick and 6.5 feet in diameter, but was over-thick for safety's sake.

Pat
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