Why smokeing should be 100% banned

More than ¼ of the earth's human population dies or suffers from smoking or from second hand smoke. I believe that all public places should be 100% smoke free. This would include; malls, stores, restaurants, bars, and pubs, generally any place accessible to the public.
When most people step into a bar they get a sudden revolting smell of smoke zoom towards them. Wouldn't it be nice to go somewhere where this issue isn't a problem and your health isn't being risked in the process?
Everybody gets drilled and nagged by there parents, teachers, and other respectable adults about the a…