I agree with the above, if the 'smoke' is safe for people.
If your thinking,'fog':
http://www.best-price-fog-machines.c...e-question.htm
shouldn't be much of an issue, if you mind residue and condensation!
personally, I think the effect would be mptiiw, but I haven't seen your setup. Though make it work, could be cool.
you could always set up some extreme cooling using liquid N2, which would have the side effect of 'fogging', misting, freezing???
could always get rich selling integrated:
computer as an equilizer, 'fog' machine?
wait, just get 'fog machine', with USB control. Then put PC, fogger, where needed, connect with 15' cbl/wifi?