Fast facts on the effects of e cigarettes and vaping Secondhand Vape Exposure: Effects, Who's at Risk, and More Sitting somewhere when a cloud of cotton candy vapor washes over you? If you can smell the sweet scent of a vape, that's not a great sign. Can You Get Secondhand Smoke From Vapes Does cannabis create thirdhand smoke ? Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association