Secondhand vape exposure detectable in children's saliva, breath Contemporary Pediatrics Secondhand e cigarette aerosols expose kids to less nicotine than cigarettes, study finds, but can still be risky CNN Millions of people are exposed to secondhand smoke every day. People living in multi unit housing are some of the most exposed. The only way to fully protect people from secondhand smoke at Secondhand vape exposure: Risks and side effects Vaping Around Babies How Secondhand Vapor Smoke Can Harm Kids 5 Vaping Facts You Need to Know Johns Hopkins Medicine