Can you get second hand smoke from a vape If you vape, you're 4x more likely to start smoking cigarettes. Vaping might be safer than smoking (for smokers), but that doesn't make it safe. 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 Vapes vs Cigarettes: The Ultimate Showdown