Stealth Vaping: How Teens are Hiding Vapes in Plain Sight Flavored vapes are a common marketing strategy used by big tobacco to appeal to teens. What seems fun or sweet can make it easier to get hooked. Find out more about How to test if your child is vaping The FDA approved marketing for four flavored vapes made by the company Glas Inc. in what the agency says is an effort to tamp down on underage use of these products. Story