Posted by JR Gordon on October 10, 2000 at 13:18:06:
In Reply to: Very interesting posted by Eric S on October 10, 2000 at 12:24:05:
Mainly because of the costs. A commercial diver I know said they lived on 6/88/6 Heliox mixes in the North Sea oil fields working at 500-600 fsw from a bell. Those mixes are of course quite expensive. The mixes Jim was referring to cost around $16. for a 80 at Jim's shop.
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