Introduction
Electronic cigarettes (vaping) are battery-operated devices that deliver
nicotine when inhaled vapor. It has a removable cartridge that
contain glycerol or propylene glycerol, flavoring, and varying
amounts of nicotine (including O mg). The nicotine solution is
vaporized by an atomizer, which is activated by ‘drawing’ on the
device or pressing a button. ‘Smoking’ an electronic cigarette
(e-cigarette) impersonators the act of smoking and is often referred
to as ‘vaping’.
Since their introduction into the market in 2004 by Ruyan Group (later
renamed Dragonite) in China, e-cigarettes have gained popularity
worldwide. The e-cigarette market is growing rapidly and is highly
fragmented, with over 100 different brands.