Task: Question Answering
Input (English): Context: Smoking in restaurants , bars , and casinos is something which has long been a fixture in the food and entertainment industry . Often non - smokers avoided places which allowed smoking for both work and recreation . However in 1998 California became one of the first to pass a bill which outlawed smoking in casinos , bars , clubs and restaurants . In the last ten years , other states such as Arizona , Florida , New York and recently Oregon have followed California 's example . 
Question: What may be a reason for states banning smoking ?
Output (English): States are looking to avoid second hand smoke .