The "most prominent in a class of largely counterfeit brands with common packaging that is easily available online and used by distributors to market THC-containing cartridges," according to the Centers for Disease Control and Prevention report on e-cigarette or vaping product use-associated lung injury. (See EVALI)
A third generation e-cigarette that does not resemble combustible cigarettes. These devices often allow users to customize the batteries, tanks, and coils within the device to modify the temperature, voltage, and resistance to create different clouds.
Vape juice is used in open/refillable systems and comes in a variety of flavors. Vape juice typically contains nicotine and is made of vegetable glycerin or propylene glycol, water, and flavorings. There are more than 7,000 e-juice flavors on the market, including menthol, fruit, dessert, coffee, alcoholic beverage, and cigar flavors.