Nicotine is a dangerous chemical found in cigarettes; it is accompanied by two other very harmful chemicals. These are

carbon monoxide and tar. Carbon monoxide is a toxic gas that can be found in cigarette smoke. It is produced when tobacco is burned and inhaled, and it can interfere with the body's ability to transport oxygen to vital organs and tissues. Tar, on the other hand, is a sticky substance that is also produced when tobacco is burned. It contains numerous harmful chemicals and can build up in the lungs, leading to respiratory issues and an increased risk of lung cancer.

Now, if you have any further questions or would like more information on any specific aspect related to nicotine, carbon monoxide, or tar, feel free to ask!