A review of analytical techniques for the determination of e liquid and electronic cigarette aerosol composition ScienceDirect Les cigarettes lectroniques parfois plus cancrignes que le tabac Chemical characterisation of the vapour emitted by an e cigarette using a ceramic wick based technology Scientific Reports La cigarette lectronique cancrigne : vritable information ? Formaldehyde is used to preserve dead bodies. This same cancer causing chemical is also found in vape juices. Vaping may look harmless, but looks can be deceiving.