Tobacco smoke contains well over 4,000 known chemicals which include:
Atleast 44 of these chemicals cause cancer and they can have a severe impact on the health of smokers and passive smokers.
According to a report published by the U.S. Department of Health and Human Services in 1981, there are three explicit components of cigarettes that have the greatest health effects
Tar: inhaled into your mouth and lungs in the form of tiny particles that are contained in cigarettes. Tar contains organic and inorganic substances with include a number of cancer causing chemicals. Tar is the brown substance that sticks on a smokers’ teeth, fingers and lungs.
Nicotine: a drug found in tobacco that causes smoking addiction. The effects of nicotine are almost immediate and these include: increased blood pressure and heart rate. In the long term it may cause the development of certain cancers and coronary diseases. Nicotine Replacement Therapy also uses nicotine, but in a mild and safer form.
Carbon Monoxide: a poisonous gas that reduces that ability of red blood cells to transport oxygen to different tissues in the body. It has the potential to cause irreparable damage to the heart, skeletal muscles and the brain. Smokers can have up to 10 times carbon monoxide in their blood than non smokers.