While vaping is not risk free, it is less harmful than tobacco Our World in Data Thirdhand Smoke Resource Center Protecting Californians When someone vapes around others they expose them to 'second hand aerosol'. But what happens to that aerosol then? Does it disappear or is it like cigarette smoke and stays around, sticking to Why Youth Vape Smoking and Tobacco Use CDC Vaping Around Babies How Secondhand Vapor Smoke Can Harm Kids How Does Vaping Affect Your Skin Dr. Dennis Gross