Is Second Hand Vape Smoke Harmful Secondhand smoke and secondhand aerosol Can you get second hand smoke from a vape Have you ever breathed in secondhand vapor from a vape? What exactly are you inhaling? It turns out it's a lengthy list of chemicals. FULL STORY If someone smokes outside, do they bring thirdhand smoke indoors with them? Thirdhand Smoke Resource Center Secondhand Vape Exposure: Effects, Who's at Risk, and More Secondhand Smoke vs Vape: What the Science Says