Here is an example of the soon to be released tutorial on creating cold breathing mist. I suppose car exhaust could also be simulated as well.
This should be a pretty easy tutorial but there are great possibilities too.
This month is pretty busy with product release around the corner and new site features but I'll try to keep posting new content as we go.
Besides if you can put a dirty cardboard, crawling with bugs on Sam, then you're on the right track.
ALL DESIGN TOOLS



