... but we do it anyway!
We are huge consumers of cool in a can. We use it all the time on Saturdays of the competition.
It is probably very bad for the motors, but when have we every worried about the fate of these motors? If we really cared about them, we wouldn't heat them up in the first place, would we? ;-)
Joe J.
P.S. Our favorite brand is Chemtronics' Freez-IT
Chemtronics.com