Secondhand Smoke vs Vape: What the Science Says Electronic cigarette Wikipedia Parents using e cigs expose kids to dangerous secondhand vapor Futurity 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 First hand smoke comes from all combustible tobacco products. This includes Cigarettes, Cigars, Pipes, Hookah, and VAPES. This is the primary source of nicotine addiction. No amount of Second hand smoke is safe and