Vaping an overview ScienceDirect Topics E Cigarettes, Vapes, and other Electronic Nicotine Delivery Systems (ENDS) FDA Psychiatry.org E Cigarettes and Vaping Secondhand vape plumes could form lung damaging radicals Secondhand Electronic Cigarette Aerosol and Indoor Air Quality US EPA Chugachmiut See the sites below for more information on secondhand smoke: https: www.healthline.com health second hand vape#at risk groups https: www.webmd.com lung cancer guide vaping lung cancer#:~:text=Ecigarettes%2C%20sometimes%20called%20vapes