When Did Vapes Come Out: A Brief History of E Cigarettes Headshop.com China e cigarette titan behind 'Elf Bar' floods the US with illegal vapes Reuters All about vapes what's in them, how do they work, and more Philip Morris International Thousands of unauthorized vapes are pouring into the US despite the FDA crackdown on fruity flavors AP News Does Vaping Cause Lung Cancer? E cigarettes and Vaping Commercial Tobacco Use MN Dept. of Health