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 Thirdhand Smoke Resource Center Protecting Californians Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice E Cigs and Second Hand Vaping: Dangers and Protections 5 Vaping Facts You Need to Know Johns Hopkins Medicine Secondhand Smoke Vermont Department of Health