Facts About Cigarette Smoking.

Each Cigarette contains over 7000 chemical components of which more than 60-70% are carcinogenic (cancer causing) .The main component of a cigarette is nicotine which is responsible for the addiction, 0.5g of Nicotine can kill an adult human.There are many other harmful cigarette components like tar and lead.Smoking is the major factor of many heart and chronic diseases and is also one of the major cause of lung cancer, cancers of the larynx and mouth, esophageal cancer,pancreatic cancer and bladder cancer.
With all of these established facts, there are over 1.1 billion people in the world who smoke cigarettes.