Our popular terms for vaping devices include e-cigarettes, e-cigs, smokeless cigarettes, Juul, Puff Bar, vaporizers, vape, vape pens, mods, tanks, cigalikes, e-hookah and hookah pens. These vary widely in size, shape and design. Some look like computer flash drives or highlighters, while others are bulky and box-like

Vape juice or e-liquid is the liquid that is vaporized into an aerosol cloud. Vape juice most commonly contains three ingredients: propylene glycol and glycerin, chemicals for flavoring and nicotine.