According to the American Heart Association, the risks of secondhand smoke from vapes are still being discovered. Learn about the dangers of secondhand smoke from vapes. What Chemicals Are Present in Secondhand Vape Emissions? ? () Although often promoted as safer than traditional cigarettes, e cigarettes still harm the body in many ways. 1. Health Risks Most vapes contain nicotine, More middle and high schoolers are getting exposed to secondhand vape aerosols, study indicates The Boston Globe Secondhand vape plumes could form lung damaging radicals American Chemical Society Effects Of Second Hand Vape Smoke 2nd Hand Vape Smoke Side Effects Project Filter