E cigarettes can emit formaldehyde at high levels under conditions that have been reported to be non averse to users Scientific Reports Impairment of testicular function in electronic cigarette (e cig, e cigs) exposed rats under low voltage and nicotine free conditions ScienceDirect Chemical characterisation of the vapour emitted by an e cigarette using a ceramic wick based technology Scientific Reports In 2025, during NYU's Stupid Hackathon, students enrolled in the program are invited to make something stupid. Among those ideas was a Tamagotchi housed inside a vape, designed by Rebecca Xun and Cigarette lectronique et cancer: la vrit sur une fausse alerte japonaise Slate.fr Hidden Formaldehyde in E Cigarette Aerosols New England Journal of Medicine