Cigarettes are rolls or rolls of tobacco that are rolled / wrapped in paper, leaves, or corn husks, as big as a little finger 8-10 cm long, usually sucked after a burnt tip. Cigarettes are a hazardous chemical plant. Only by burning and smoking a cigarette can produce more than 4000 types of chemicals. 400 of which are toxic and 40 of them can accumulate in the body and can cause cancer. Cigarettes are cylinders of paper length between 70 to 120 mm (varies by country) with a diameter of about 10 mm containing tobacco leaves that have been chopped. Cigarettes are burned at one end and allowed to burn so that the smoke can be inhaled through the mouth at the other end. Cigarettes also include addictive substances because it can cause addiction (addiction) and dependency (dependence) for the person who sucks it. In other words, smoking is a class of drugs (Narcotics, Psychotropic, Alcohol, and Addictive Substance).