Vaping is on the rise. While e cigarettes don't contain tobacco, they may still contain many of the same toxic and cancer causing chemicals found in regular cigarettes. This includes: Acrolein (weed Flavoring Compound Chemical Class and Vaping Conditions Determine Toxic Carbonyl Emissions from E Cigarettes Chemical Research in Toxicology Mode d'emploi cigarette lectronique, comment vapoter, comment utiliser une cigarette lectronique Taklope Chemical characterisation of the vapour emitted by an e cigarette using a ceramic wick based technology Scientific Reports Batteries E cigarette France An updated overview of e cigarette impact on human health Respiratory Research Springer Nature Link