If you're looking for a fluid that won't hang around too long then this one's pretty good. I use it for theatre effects. Especially good when used with used with an vertical shooting LED fog machine. I haven't noticed a bad smell but I generally add the fog fluid scented additive.
Fog Fluid Is needed to operate the "Tiny Fog" fog machine, Odourless, Biologically degradable, Guaranteed purity of the ingredients according to DAB (German Pharmacopoeia), Bottle contents: 250 ml