At 02:27 PM 6/21/2011, Terry Blanton wrote:
On Tue, Jun 21, 2011 at 1:30 PM, Stephen A. Lawrence <sa...@pobox.com> wrote:

> But just sending gas up a vertical pipe is certainly not enough to either
> clean or dry it.

How does it leave the surface of a liquid and remain a liquid?  Even
with evaporation, it's only the molecules with enough kinetic energy
to overcome the liquid phase intermolecular forces that can leave the
liquid.

Obviously, I don't understand the basics of phase transition.

Yup. It leaves *without* phase transition. If you have a vigorous boil going on in a pot, when steam bubbles rise to the surface, they can cause little splashes of water that can be carried away by the gas flow, as mist. If there is trapped steam in the device, it can cause larger gushes of water.

At low gas flow rate, a vertical pipe may handle drying it. At higher rates, no, the gas (steam) will just carry the mist with it.

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