Tar is a sticky black substance which sticks to your lungs, from cigarette smoke. It can turn your lungs from pink to black, causing many health problems. It can cause lung cancer which can cause death. Tar can also cause very technical medical problems within the lungs!
The answer is: Tar
tar is a sticky substance found in tobacco leaves when smocked it coats the lungs and aveoli. This prevents oxygen from reaching the blood.
the sticky brown substance in a cigarette is tar.
You mean what is nicotine found in? It occurs naturally in the tobacco plant as one of nature's pesticides (similarly to caffeine in tea and coffee, it is poisonous to insects). http://en.wikipedia.org/wiki/Nicotiana
Tar ,
Tar is the sticky substance that is found on tobacco leaves, when smoked this sticky substance coats the inside of your lungs and ball sack- preventing oxygen from reaching the circulatory system.
Tar is the chemical found in cigarettes that blackens the lungs. Tar is a sticky substance that is released when tobacco is burned, and it contains various harmful chemicals that can cause damage to the lungs over time.
"Tar" is the term used to describe the toxic chemicals found in cigarettes. The concentration of tar in a cigarette determines its rating:High-tar cigarettes contain at least 22 milligrams (mg) of tarMedium-tar cigarettes from 15 mg to 21 mgLow-tar cigarettes 7 mg or less of tar
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Tar is a sticky substance in tobacco smoke that can damage the lungs. Carbon monoxide is a toxic gas in tobacco smoke that reduces the blood's ability to carry oxygen. Nicotine is a highly addictive stimulant found in tobacco that increases heart rate and raises blood pressure.
Radium and Polonium are often found in tobacco. This is caused by the fertilizers used in the growing of the tobacco leaf itself. Tobacco contains only one radioactive element which is found in tar these are Polynuclear aromatic hydrocarbons. The ammounts are negligible but undoubtedly contribute to the ill health asssosciated with smoking.
The smoke form burning tobacco can condense to form a black tar.