Dear Jim,

Thanks for the ocean floor value. Consider it collected!

Cheers,

Pat Naughtin
Geelong, Australia

on 2002/03/04 02.52, James Frysinger at [EMAIL PROTECTED] wrote:

> In the 2002 February 22 issue of Science a couple of articles caught my eye
> that I thought worthy of comment here. The first is one on bacteria and tests
> that they were subjected to in order to see how much pressure they could
> endure.
> 
> The experimenters used diamond anvils to study various bacteria at pressures
> of up to 1.6 GPa. Even at this tremendous pressure, 1 % of the bacteria still
> lived. The reviewer notes that the deepest points in the oceans are at a
> pressure on the order of 100 MPa -- a nice little number for your collection,
> Pat. Of course, we know that atmospheric pressure at sea level is on the
> order of 100 kPa. (Scientists often use 101.325 kPa as a "standard
> atmospheric pressure".) So the pressure at the deepest point in the ocean is
> about 1000 times the pressure in the deepest part of the atmosphere.
> 
> Jim

Reply via email to