Boiling points of the propylene glycol + glycerol system at 1 atmosphere pressure: 188.6-292 °C without and with added water or nicotine
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In electronic cigarettes ("electronic nicotine delivery systems", ENDS), mixtures of propylene glycol (PG) and/or glycerol (GL; aka "vegetable glycerin", VG) with nicotine are vaporized to create a nicotine-containing aerosol. For a given composition, the temp... ...
