First, Second and Thirdhand Smoke: The Differences and Dangers Tobacco Stops With Me What harm does second hand fumes from vaping cause to young lungs? Medical experts want to know ABC11 Raleigh Durham Secondhand vape plumes could form lung damaging radicals American Chemical Society 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 Smoke and Secondhand Vaping: Both Bad for Kids University Hospitals Effect of second hand fumes from vaping on young lungs