Canadian scientists exposed mice to vapour from JUUL e cigarettes and found it caused changes in the animals' pulmonary immune cell composition and altered gene and protein levels in their lungs. : r science THC Vapes vs. THC Gummies: Which Is Best for You? 3CHI HOW TO SPOT A ORIGINAL JUUL AND FAKE JUUL PODS Reyvape Packaging change? : r juul Pax JUUL Review E Cigarette Reviews and Rankings 1 standard vape pod does not directly equal 20 packs of cigarettes in terms of nicotine content, but it can contain nicotine equivalent to a pack of cigarettes. A JUUL pod, for