Vaping Produces Far Less Second Hand Nicotine Than Smoking Respiratory Therapy 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 Second Hand Vaping: Minimal Impact Compared to Smoking Tobacco Smoke, Vaping, and Asthma AAFA.org Scientists Warn Against Breathing in Secondhand Vape 'Smoke' Newsweek Secondhand Electronic Cigarette Aerosol and Indoor Air Quality US EPA