Report Abuse. Illegal is when it's against the Law, Unlawful is when it's against civil law. I.E. If you break into a house to squat it is illegal and you can be prosecuted and fined/jailed but if you walk in through a open door or climb through an open window it is unlawful and you can only be removed by a civil court.eport Abuse. Illegal is when it's against the Law, Unlawful is when it's against civil law. I.E. If you break into a house to squat it is illegal and you can be prosecuted and fined/jailed but if you walk in through a open door or climb through an open window it is unlawful and you can only be removed by a civil court.
By far the biggest cause of lung cancer is smoking. Although some people who have never smoked get lung cancer, smoking causes more than 8 out of 10 cases (86%). The more cigarettes you smoke, the more likely you are to get lung cancer. But the length of time you have been a smoker is also important.Starting smoking at a young age also greatly increases the risk.lthough some people who have never smoked get lung cancer, smoking causes more than 8 out of 10 cases (86%). The more cigarettes you smoke, the more likely you are to get lung cancer. But the length of time you have been a smoker is also important. Starting smoking at a young age also greatly increases the risk.
This translates into about a third of very heavy smokers developing lung cancer. Also, 15 to 20 of every 100 patients who have lung cancer are lifelong nonsmokers. Some get it because of secondhand smoke and some get it for unknown reasons.