Secondhand Smoke and Electronic Cigarette Aerosols US EPA In secondhand vape, scientists smell risk American Heart Association Vaping Produces Far Less Second Hand Nicotine Than Smoking Respiratory Therapy News Is Second Hand Vape a Thing 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