Secondhand e cigarette vape smoke exposure increased in last 4 years, contain harmful toxins: JAMA Network study ABC7 Chicago 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 vs Vape: What the Science Says Exposure to secondhand vaping fumes among teens raises concerns UPI.com Secondhand vaping may pose risk to your kids: New study