does the tar in cigarettes cause cancer harmful chemicals smoking directly damage lung cells, causing DNA mutations that increase risk. Over time, these damaged cells grow abnormally, leading to tumor formation in the lungs. Quitting smoking Tar from cigarettes - Stock
Tar from cigarettes Stock Image M870 0094 Science Photo Library Cigarette smoke contains thousands of chemicals, many of which are toxic and harmful to the human body. Here's a detailed breakdown of some of the most dangerous constituents and their effects: 1. The Content Science Education Enhances Knowledge (SEEK) Active Smoking COSH People ignorant of cancers caused by smoking Tobacco and Cancer Cancer CDC
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