Alan Baker wrote:
In article ,
Scott wrote:

Alan Baker wrote:

Observation can lead you astray: and that is clearly the case here if
you actually think that air can *pull* on a surface.

Why can't air PULL on a surface? Air is made up of molecules.
Molecules have mass. Anything with mass can attract anything else with
mass, can't it?

Gravity?

You're not serious.

Anti-gravity in this case. If air can push something, why can't it pull
something?