Potentially Hazardous Bacterial Contamination Found in Juul Vaping Products Respiratory Therapy FDA orders Juul e cigarettes off the market over safety concerns The Washington Post JUUL vs JUUL2: What's the Difference? Health and Care Juul wanted to revolutionize vaping. It took a page from Big Tobacco's chemical formulas Tobacco 21 Poison center warns of JUUL use; 1 pod has 5% nicotine or 1 pack of 20 cigarettes