11.   There are others who believe, or at least say they believe, that cigarettes cause neither addiction nor disease.

12.   Tobacco executives continue to insist that it has not been proved that cigarettes cause cancer.

13.   Philip Morris said contaminated cigarettes could cause eye, nose and throat irritation, dizziness, coughing and wheezing, or just leave a bad taste in the mouth.

14.   Anti-smoking activists hope the admission by a small US tobacco company that cigarettes can cause cancer will yield a breakthrough in the courts.