Myth Buster ~ "Second hand vape smoke" is actually water vapour and is not harmful to other people or the environment. #vape #vaping #vapeuk #ecigerette #smoke #quit Can You Get Second Hand Smoke from a Vape Risks & Facts Secondhand vaping may pose risk to your kids: New study Secondhand smoke and vape aerosol are harmful to everyone, especially if you have asthma. As a tenant, protect your space by urging your building to go smoke free today. Learn more at TheSameBreathDE.com. 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.