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 Do cigars cause thirdhand smoke? Thirdhand Smoke Resource Center It's Not Just Cigarettes: Vape Residue Sticks on Surfaces Too Thirdhand Smoke Resource Center 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. Second hand e cigarette vapour increases risk of poor respiratory health, study finds Nursing in Practice Secondhand vape plumes could form lung damaging radicals American Chemical Society