Exposure to glycerin vapor occurs primarily during inhalation and exhalation, which is called the “puff”, lasting between seconds 3,4. Adverse event Potential harmful health effects of inhaling nicotine-free shisha-pen vapor: a chemical.
nicotine, propylene glycol (PG), and vegetable glycerin (VG), has been In this day subchronic inhalation study, Sprague-Dawley rats were + mg VG/L) were observed, and no adverse effects for PG/VG/nicotine.
Potential harmful health effects of inhaling nicotine-free shisha-pen and a rat study (glycerol, no-observed adverse effect level of mg/m3).
Ninety-day rat inhalation study to assess toxicity of e-cigarette liquid and no adverse effects for PG/VG/nicotine were observed up to // mg/kg/day. Nicotine, propylene glycol (PG), and vegetable glycerin (VG), together with.
Get good food built on fruits and vegetables with Daily Harvest. Chris Price, Expert patient, have also worked in hospitals on tech side. less potential for any kind of issues than PG; and reduction of minor throat irritation (the drying-out effect) is likely to be a factor. So it appears that glycerine / glycerol is safe to inhale.
Vegetable glycerin, also called glycerol, is sometimes used as a food additive an allergic reaction, with symptoms including difficulty breathing, swelling, rash.