wrote in
:

On Feb 10, 2:27 pm, Bertie the Bunyip wrote:
Mxsmanic wrote
:

writes:

Air molecules don't have altimeters to tell them the altitude.

Air molecules in a tank don't have rulers to tell them the
dimensions of the tank, either.

Yes, they do.

Bertie

No, they don't. They have dial calipers.


Micrometers?

Bertie