Respuesta :
-Second hand smoke
-Children around seeing it and being influeced by it
-If you are refering to marijuana; the child infusense and second hand smoke still apply but also compare to how you cannot drink open containers in public.
Answer:
I only have a Major reason why smoking should be banned in public places: Smoking should be banned in public places because the smoke emitted after smoking a cigarette is harmful as it contains bacteria from the smoker's mouth, if this is inhaled by someone, that person has a risk of developing a serious health issue.
Explanation: