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 risks of first hand and second hand vaping Eoleaf Secondhand vape exposure: Risks and side effects Researchers Warn of Potential Harm From E Cigarette Secondhand Vapor AZPM Second hand vape smoke linked to increase of risk of poor respiratory health Avoiding Tobacco Smoke and E Cigarette Aerosol Is a Key Part of Asthma Management Asthma and Allergy Foundation of America