Peter Duniho wrote:
"karl gruber" wrote in message
...
[...] This explains why most of the
oxygen is contained below 35,000 feet altitude.

Is this correct??

I always thought that only the density changes until a very high altitude.

Huh. I have read both the most recent edition, and the previous edition, of
that book from cover to cover and I never noticed that passage. I must've
been distracted or something.


Karl mistakenly omitted to leave in a hyphen. It's thus Page 18, not
21, but 2-1 is more precise

Ramapriya