Daily exposure to formaldehyde and acetaldehyde and potential health risk associated with use of high and low nicotine e liquid concentrations Scientific Reports E cigarettes can emit formaldehyde at high levels under conditions that have been reported to be non averse to users Scientific Reports Cigarette lectronique et cancer : et si l'alerte japonaise n'tait qu'un ptard mouill ? Certaines substances 10 fois plus cancrignes que le tabac