Modifying certain provisions under the clean indoor air act; removing the exclusion of private enclosed offices from the definition of public place and generally prohibiting smoking in public places, retaining the exception for private social functions, bars and designated smoking areas of restaurants and removing the exception for factories, warehouses and similar workplaces; prohibiting smoking within a reasonable distance of an entrance to a public place; clarifying the prohibition on smoking in day care settings; removing the provision allowing the designation of one side of a single room as a smoking area; clarifying the definition of public school for tobacco products prohibition purposes (ra)