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, E Cigarettes Vaping with Juul & Other Electronic Cigarettes Vuse Alto Menthol Pods 4 Pack Lighter USA When you vape, you may be creating and inhaling formaldehyde. Talk to your kids about the dangers of vaping.