There are many different toxic substances in cigarette smoke, among which is a class of compounds known informally as tar, and formally as polycyclic aromatic hydrocarbons. This material has the capacity to induce cancer. It has some deleterious reaction with the nucleic acid in cells.
No, smoking can not cause "Brian" cancer.
SMOKING
Smoking is one cause of lung cancer.
SMOKING
smoking
Smoking cause cancer which leads to hematomisis
Smoking can cause emphysema, heart disease, and cancer.
probably smoking
All cancers!
SMOKING
When you smoke it can cause lung cancer.
Any smoking you do whatsoever has the potential to cause cancer, smoking for longer just increases your risk of it.