... wood alcohol, wood alcohol. Colorless, transparent, highly volatile, flammable liquid. A slight odor of alcohol. Relative density 0.792 (20 / 4 ... density of 1.11. Vapor pressure 13.33KPa (100mmHg 21.2 °C). Steam and air mixture explosion 6 ~ 36.5% lower ... wood alcohol, wood alcohol. Colorless, transparent, highly volatile, flammable liquid. A slight odor of alcohol. Relative density 0.792 (20 / 4 ...