Composition of electronic cigarette aerosol Wikipedia Characteristics of second hand exposure to aerosols from e cigarettes: A literature review since 2010 ScienceDirect What Does Vaping Do to Your Lungs? Johns Hopkins Medicine Which Smoking Habit Puts You Most at Risk? 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