Posted by CalAbDiver on August 19, 2001 at 10:22:32:
In Reply to: Re: has anyone used 50/50 Heli-Air to dive deep with? posted by Jeff B on August 18, 2001 at 21:55:37:
jeff i thought you knew everything, or thought you though you knew everything.
my understanding of trimix is that it is heliox with nitrogen added. not air with helium added.
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