I'd love to learn more about volumetrics. I'll of course read check the technical reference, but a tutorial would be nice. The "wiki" link on the feature page is broken.
I'm working on how to best produce cigarette smoke. I've made good progress on the stream of smoke off the end of the cigarette, but it still could use some work. I'm guessing volumetrics could add a nice cloud around the smoker.Cigarette smoke threadBest example so far