We protect kids from cigarette smokelet's do the same with vaping. Secondhand vape isn't harmless, here is what parents need to know: https: www.undo.org disease secondhand vape I can do it at home, the smell won't linger': Do youths who vape know what they're inhaling? CNA Lifestyle In secondhand vape, scientists smell risk American Heart Association What Are the Signs of Vaping? How to Spot the Hidden Clues