Is Secondhand Vaping Harmful To Your Health? Passive vaping time we see it like secondhand smoke and stand up for the right to clean air 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 Myth Buster ~ "Second hand vape smoke" is actually water vapour and is not harmful to other people or the environment. #vape #vaping #vapeuk #ecigerette #smoke #quit Juul study shows secondhand vaping emissions are less toxic than cigarette smoke