Electronic cigarette pens are reusable electronic devices typically made of metal. It does not use tobacco like traditional cigarettes, but e-cigarette liquid may contain substances such as nicotine. Electronic cigarette pens generate fog, and smokers can activate the fog by turning on the device and inhaling it.
Traditional cigarettes consist of shredded tobacco wrapped in a roll of paper, with a filter tip at the end where you inhale it. When the user lights a cigarette, the combustion produces smoke for the user to inhale. Cigarettes contain tar and other harmful combustion byproducts to the lungs.
The main difference between e-cigarettes and cigarettes is that e-cigarettes do not contain many addictive chemicals found in cigarettes.
The difference in content between traditional cigarettes and electronic cigarettes
However, it is worth noting that e-cigarette pens can produce other chemicals, and more research is needed to determine their level of impact on health.