Can you get second hand smoke from a vape Vaping refers to the act of inhaling and exhaling aerosol, often called vapor, produced by an electronic cigarette or similar device. These devices heat a liquid that usually contains nicotine, flavorings, and If someone smokes outside, do they bring thirdhand smoke indoors with them? Thirdhand Smoke Resource Center Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol Secondhand Vape Exposure: Effects, Who's at Risk, and More