Suzanne Kreiter/The Boston Globe via Getty Images Mil Schooley, an 18-year-old student in Denver says most of her friends have a JUUL ? an e-cigarette that can vanish into a closed fist. When asked roughly how many, she stumbles a bit. "I wanna say like...

"No one really smokes cigs,? Andy, a high school senior, told Refinery29. it's only a vape or JUUL now.? A what? What is JUUL? You might be familiar with with vaping ? it?s when you ?smoke? the vapor from an electronic cigarette ? but JUUL is not as mainstream....