> The relationship between CO2 fraction and oxygen toxicity sounds > interesting, but O2 is NOT a lighter molecule than N2. O2 has a molecular > weight of 32; N2 has a molecular weight of 28. I thought he might have > meant viscosity, so I looked that up, and viscosity for oxygen is higher > than air which is higher than nitrogen. What have I missed? OOPS! I stand corrected! (Blushing vibrant red...) I had the two molecular weights reversed in my head... Sorry folks, And thanks for the correction, Gene! Aloha, Rich ******************************************************************* Richard Pyle deepreef@bi*.bi*.ha*.or* "WHATEVER happens to you when you willingly go underwater is COMPLETELY and ENTIRELY your own responsibility! If you cannot accept this responsibility, stay out of the water!" *******************************************************************
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