Health experts say not to 'vape' around children, because the secondhand aerosol (it isn't vapor) from e cigs isn't safe for them Kentucky Health News 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. The risks of first hand and second hand vaping Eoleaf Secondhand vape plumes could form lung damaging radicals American Chemical Society E Cig Vapor Or Secondhand Smoke: Which Is Worse For You?