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 Vaping Produces Far Less Second Hand Nicotine Than Smoking Respiratory Therapy Should I Be Concerned About Secondhand Vaping? Secondhand vape exposure: Risks and side effects Secondhand smoke from vaping could be harmful to children: study ABC13 Houston Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice