Vaping Indoors and How it Contributes to Sick Home Syndrome Bactronix Secondhand Smoke Social Media Message Library Tobacco Education Clearinghouse of California 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 Secondhand e cigarette vape smoke exposure increased in last 4 years, contain harmful toxins: JAMA Network study ABC7 Chicago