[manfromx]

I'm enjoying a little tweaking I did of this. Not sure if it's less/more realistic. Though it certainly is easier to see the tracers while having the smoke at the same time.

Back up your old settings just in case.

I reduced the size of the smoke a bit and also the time the trail lasts.

[ClassInfo]
ClassName TParticlesSystemParams
BasedOn SmokeBoiling.eff
[General]
MatName ..\Materials\WhiteSmoke.mat
Color0 1.0 1.0 1.0 0.1
Color1 0.7 0.7 0.7 0.0
nParticles 3000
FinishTime 4
TranspTransitionTime 0.4f
MaxR 0.0
PhiN 1.0
PsiN 1.0
LiveTime 2
EmitVelocity 80.0 120.0
EmitFrq 150.0
Wind 1.0
Size 0.5 0.5
GasResist 0.1
VertAccel 0.0
Rnd 0.5
EmitTheta 0.0 5.0