The combination of propylene glycol and vegetable glycerin e cigarette aerosols induces airway inflammation and mucus hyperconcentration Scientific Reports Cigarette lectronique Lieusaint (Carr Snart) Grossiste cigarette lectronique e liquide Abidjan Cte d'Ivoire Do Zero Nic Vapes & Fake Vapes Actually help You Quit Jones Magasin de cigarette lectronique Vapostore Serris (77) As an alternative to propylene glycol, e cig vape consumers can find e liquids with vegetable glycerin base (aka glycerol). This triol is derived from vegetable sources and is commonly used in the