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 vape exposure: Risks and side effects Secondhand Vape Exposure: Effects, Who's at Risk, and More The risks of first hand and second hand vaping Eoleaf Despite widespread smoke free policies in California, rates of recent exposure to secondhand tobacco smoke, vape aerosol, and cannabis smoke among adults aged 1864 have been slowly increasing since 2020, with vape exposure Tobacco Smoke, Vaping, and Asthma AAFA.org