On Tue, 17 Oct 1995 GILGSN@ao*.co* wrote: > Hi, 13 cu f is way too small. For a safety O2 tank, why not anl 80cf ? The SNIP > but with a standard passive free flow mask your 13 cf tank would be empty Don't you want a delivery system that will insure 100% O2 to the diver? I recommend the DAN O2 course. I took it and learned a little! Safe Diving r.b.
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