Juul vape: What is it, why are teens addicted, and is it safe? CNET I can do it at home, the smell won't linger': Do youths who vape know what they're inhaling? CNA Juul's nicotine salts are dominating the market and other companies want in The Verge Teens say they don't vape, they 'Juul.' That makes the activity hard to track Los Angeles Times Do Vapes Smell And What Can You Do About It? RQS Blog What is a JUUL?