That was the one we were talking about, though I don't think Fred got
the point that it was one component not both.
And the usual limit for most scuba divers is 130 feet or 40 Meters, not
91 Meters 300 feet. For that it is usual to have a 3rd gas "He" in the
But that is getting too complex and loosing the point of the joke.
-- >replace spamblock with my family name to e-mail me >Pics at http://www.meekings.net/diving/index.shtml
On Jul 30, 3:57 am, email@example.com (Jerome Meekings)
No, we were talking about 'dihydrogen oxide', aka 'hydrogen
aka H20, aka water. If you breathe water you die. If you are
to water in gaseous form at one bar partial pressure, you are scaled
From your two component comment it would appear you thought
we were talking about air.
The practical depth for nonprofessional scuba divers is about 100-150
feet as you say. This has more to do with the ability to handle the
depth than anything else. The MAX depth for any diver using O2-N2 mix is
300 feet period. At that depth the partial pressure of O2 is 14.7 pounds
per square inch which is lethal.
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