Second-generation devices are larger and look less like traditional cigarettes. First-generation e-cigarettes, which tend to look like traditional cigarettes, are called "cigalikes". This model allows for a wide range of settings.Īn electronic cigarette consists of an atomizer, a power source such as a battery, and a container for the e-liquid such as a cartridge or tank.Į-cigarettes have evolved over time, and the different designs are classified in generations. ![]() Įxploded view of an e-cigarette with transparent clearomizer and changeable dual-coil head. For others, e-cigarettes do not raise quit rates. įor people trying to quit smoking with medical help, e-cigarettes have a higher quit rate than normal nicotine replacement therapy. Nicotine is addictive, but by itself is not greatly harmful. ![]() E-cigarette vapor contains fewer toxins, in lower amounts, than cigarette smoke. The life expectancy of tobacco smokers is at least 10 years shorter than for nonsmokers. Vaping is likely significantly less harmful than smoking tobacco. Its exact composition varies, and depends on several things including user behavior. The vapor is primarily composed of propylene glycol and/or glycerin, usually with nicotine and flavoring. Some look like traditional cigarettes, and most versions are reusable. E-cigarettes are activated by taking a puff or pressing a button. The atomizer is a heating element that vaporizes a liquid solution called e-liquid, which quickly cools into an aerosol of tiny droplets, vapor and air. As such, using an e-cigarette is often called " vaping". ![]() Instead of smoke, the user inhales vapor. It consists of an atomizer, a power source such as a battery, and a container such as a cartridge or tank. Various types of e-cigarettes, including a disposable e-cigarette, a rechargeable e-cigarette, a medium-size tank device, large-size tank devices, an e-cigar, and an e-pipe.Īn electronic cigarette is an electronic device that simulates tobacco smoking.
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