The main harmful chemicals in tobacco smoke are tar, nicotine and carbon monoxide. Tar is a mixture of several substances. Nicotine is an addictive substance, which is absorbed by the lungs and mainly acts on the nervous system. Carbon monoxide reduces the ability of red blood cells to deliver oxygen to the whole body.
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Cigarettes are made by drying tobacco, shredding, and then growing into barrel-shaped strips with a diameter of 120mm on paper rolls.
When smoking, one end is lit, and then the smoke is breathed through the mouth at the other end. Cigars are smoked by rolling tobacco into cylindrical strips.
The main difference between cigarettes and cigars is that cigarettes are smaller and tobacco is finely chopped. Cigarettes were first popular in Turkey, and locals like to roll up tobacco with newspapers and smoke it.
During the Crimean War, British soldiers learned the method of smoking from the soldiers of the Ottoman Empire at that time, and then spread it to different places.
1843 On June 25th, France began to manufacture the first batch of cigarettes for commercial sale in history. Later, cigarettes became popular everywhere.