How are Non Combusted Cigarettes, Sometimes Called Heat Not Burn Products, Different from E Cigarettes and Cigarettes? FDA Smoking vs. Vaping Vapes vs. Cigarettes IQOS UK Heated Tobacco vs Vaping: Differences, Benefits, and Which One to Choose Vaping is the act of inhaling an aerosol (often mistakenly called vapor) produced by a battery operated device called an e cigarette or vape. These devices heat a liquid that usually contains nicotine, flavorings,