If ALL smokers developed cancer and ONLY smokers developed cancer and the medical profession knew HOW cancer developed, they may be in a position to hazard an educated GUESS. (Note that ALL plants contain the same "ingredients", or their equivalents, as tobacco.)
What is known is that cancer is a multi-factorial condition, i.e. there is not a single "cause" but there are a number of contributing factors, some known, some suspected and some completely unknown.
its tar because of its sticky property
Tobacco.
Nicotine
Yes, the main ingredient Water is known to contain oxygen and hydrogen. Both promote cancer and cellular degeneration.
The main way to prevent lung cancer is to avoid smoking and areas in which there is a lot of cigarette smoke.
SMOKING
SMOKING
Answer: Tobacco contains 43 different chemicals known to cause cancer, these chemicals are also called carcinogens. Answer2: Cigarette smoke contains tar, consisting of over 4,000 chemicals. Of these chemicals, 43 are known to cause cancer. Among them are cyanide, benzene, wood alcohol, and acetylene (a fuel used in torches). Cigarette smoke also contains nitrogen oxide and carbon monoxide, both poisonous gases. Its main active ingredient is nicotine, a highly addictive drug. Smoking cigarettes . . . has been scientifically proven to harm nearly every organ in the body and to increase morbidity and mortality," says The Tobacco Atlas. It is well-known that smoking causes noncommunicable diseases such as cancer, Heart disease, and lung ailments. But according to the World Health Organization (WHO), smoking is also a major cause of death from communicable diseases, such as tuberculosis.
It is believed that Styrofoam can be hazardous to peoples' health. The main ingredient, styrene, is a carcinogen. Individuals should avoid drinks or food that have come in contact with heated Styrofoam, because the styrene leaks out of it when it is microwaved.
The main ingredient in yoghurt is milk.
Sausage is the main ingredient.
The shake's main ingredient is milk.