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 Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Can Vaping Cause Cancer? What Does It Do to Your Lungs? Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Secondhand Vape Exposure: Effects, Who's at Risk, and More First, Second and Thirdhand Smoke: The Differences and Dangers Tobacco Stops With Me