Juul study shows secondhand vaping emissions are less toxic than cigarette smoke 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 Does Vaping Cause Secondhand Smoke? Vaping harms your health Cancer Institute NSW