St. This vaping device, called a JUUL, might look like a USB drive, but it contains nicotine and other harmful chemicals. Alarmingly, this easily hidden device and its enticing vapor flavors, like Poison center warns of JUUL use; 1 pod has 5% nicotine or 1 pack of 20 cigarettes Juul Vape Settlement Does JUUL Cause Lung Cancer? JUUL e cigarette craze highlights the dangers of flavored tobacco High nicotine e cigarettes flood market despite FDA rule Reuters Juul wanted to revolutionize vaping. It took a page from Big Tobacco's chemical formulas Tobacco 21