Plus that fog is nice and cool when its hot as hell on stage.
I guess we have explored the extent of obtaining dry ice what do some of yall use it for? Aside from stage fog.

I have no faith in human perfectability. I think that human exertion will have no appreciable effect upon humanity. Man is now only more active - not more happy - nor more wise, than he was 6000 years ago. Edgar Allan Poe