They don't they are actually good for ur lungz
No single answer is possible here. There are many different cancers, not all of them lethal.
It depends what type of cigarette it is but it would take longer if your not smoking it.
Itd depends on both where the cancer is attacking your body and what kind of cancer it is. Prostate cancer can take so many years to kill you that many will actually die before of something else before the cancer does. On the other hand cancers such as brain, pancreatic, or lung cancer can kill you much more quickly sometimes within a matter of weeks or months.
you can smoke a cigarette,and people take smoke out of their nose instead of their mouth
1o years
i really dont know but u could ask a docter.
10 years
Definitely take it to the vet. The cigarettes could kill the dog.
It really depends on how long it will take to kill each one.
Cigarette smoking is not banned in America.
Try chewing gum
It can take as little as a few hours.