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 In secondhand vape, scientists smell risk American Heart Association Debunking 7 Myths About Secondhand Smoke Can You Get Second hand Smoke From A Vape E Cigarettes (Vapes) Smoking and Tobacco Use The health risks of secondhand smoke are widely understood. But what about secondhand vaping?