Food for thought
Studies have shown that acetone vapor concentrations in excess of 8000 ppm (19.36 mg/m) are generally required to produce signs of central nervous system depression in animals, but concentrations as low as 500 ppm (1210 mg/m) may cause subtle behavioral changes (Morgott, 1993; ATSDR, 1994).A
I don't see any bad effects from using isopropyl alcohol other than some people like myself have to learn not to touch their face. I unfortunately come up with a slight rash when I am in contact with it.