How Long Does Vape Smoke Stay in the Air? ESM SMOK: Premium E Cigarettes Manufacturer 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 What Vaping Really Does to Your Lungs University of Utah Health Vaping isn't just vapor. It's an aerosol filled with nicotine and chemicals that go deep into your lungs and straight into your bloodstream. Many vapes contain: Highly addictive nicotine