Bio Concept fabricant d'e liquides franais et revendeur de cigarettes lectroniques Vaping & Edible Dangers (Series of 10) Do you know what you're vaping? Propylene glycol (PG) and vegetable glycerin (VG) are the main liquids in vapes. When heated, these chemicals turn toxic and aren't safe to breathe. The Dangers of Vaping: Smoking Antifreeze and Formaldehyde, We discuss how propylene glycol, the base ingredient in many vapes, can turn into the toxic chemical formaldehyde when heated. This is what All E Cigarettes Emit Harmful Chemicals, but Some Emit More Than Others Berkeley Lab Berkeley Lab News Center Les meilleurs e liquides pour cigarette lectronique en 2026 Vaping Post