Dcouvrez l'ensemble de nos box mods pour e cigarette Steam shop Researchers at the University of California, Riverside, found that heating propylene glycol, the main ingredient in most e cigarette liquids, can produce two toxic chemicals, methylglyoxal and acetaldehyde, which damage lung cells. Using Box (mod) Batteries intgres ou accus Cigarettes lectroniques E Garette A Vapers Guide To The Different Types Of E cigarettes SMOKO E Cigarettes