How smoking cause lung cancer?

Answer:
  1. Because when you inhale the smoke, it goes into your lungs, and then your lungs get all black and frail; then they die because of cancer. 2.my another answer (umi chocolate-love)cigarette smoke can damaged the lungs and air tubes of a smoker and seriously affect the smoker health which cause cancer
First answer by ID2675508393. Last edit by Umi-chocolate love. Contributor trust: 0 [recommend contributor recommended]. Question popularity: 2 [recommend question].