Don't Be Fooled, E cig Aerosol Is Not Harmless for Kids American Lung Association Vaping: Understanding the Risks and Impacts on Health There are no safe tobacco products, and yes, that includes vapes. The sleek, battery powered devices heat up liquid packed with nicotine and other harmful chemicals that turn into an aerosol you inhale Talking to Your Teen Who Vapes University of Rochester Medicine Know a vape user? They might consider vapes or e cigarettes as the safer alternative to cigarettes, but let us remind them that they are, in fact, not as safe as they believe.