understanding Density and fuel

#1

so…fuel will burn with out density but density moves fuel and is important for simulating smoke? After all this time I’m still not clear.

#2

did you read Duncan explanation here?
http://forums.cgsociety.org/showthread.php?t=859380

#3

I have not seen that before and it is awesome. Whish I’d read this a loooong time ago.

#4

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