Can you get second hand smoke from a vape Second hand vaping exposure very low compared to second hand smoking UCL News UCL University College London Do electronic cigarettes create thirdhand chemical residue? Thirdhand Smoke Resource Center 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 The health risks of secondhand smoke are widely understood. But what about secondhand vaping? E Cig Vapor Or Secondhand Smoke: Which Is Worse For You? YouTube