What Vaping Really Does to Your Lungs University of Utah Health While smoke and vapor may seem similar, smoke from burning delivers a harmful chemical punch due to its chemical reaction. Explore what's inside both and uncover the differences here: https: www.pmi.com our science the difference between cigarette Juul, SMOK, elfbar: The real problem with vaping e cigarettes Vox 7 Dangerous Facts About Vaping And Oral Health US Woman, 30, Claims Vaping Nearly Killed Her: "Frying Lungs Like Hot Chicken"