Travel tip: Vapes must be packed in your carry on bag. Keep them there while traveling through airports and on the plane. The only clouds you should be chasing are the ones your Smoke an E Cigarette: A Simple Guide to Vaping Thirdhand Smoke Resource Center Protecting Californians Chart: Teenagers Two to Three Times More Likely to Vape Than Smoke Statista Vapers overtake smokers for first time in Great Britain BBC News