Thirdhand Smoke Resource Center Protecting Californians Second hand Vape Vs Secondhand Smoke Project Filter Secondhand Vape Vaping poses lower secondhand risk than E Cigs and Second Hand Vaping: Dangers and Protections 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 Evidence Mounts About the Health Impact of Second Hand Vaping Bisnar Chase