"Dave" wrote in message
...
On Thu, 21 Jun 2007 15:48:12 -0700, Gordon said:

If you have to wear an oxygen mask at high altitudes because oxygen
(32) is heavier than other gases that make up our air (28), then how
does co2 get into the stratosphere and cause a warming blanket when co2
(44) is much heavier than oxygen?

I think you should stay out of any discussion with "physics" in the
subject
line. Your premise is wrong.

If you do wish some enlightenment, I'd suggest starting with a search on
the
term "partial pressure."


He could participate if the discussion involved his cedar bucket crapper.

--
"j" ganz @@
www.sailnow.com