. . "r chewing of a tobacco product.(iii) The placing of a tobacco product within a person's mouth.(4) Subsection (1) does not apply to that part of school property consisting of outdoor areas including, but not limited to, an open-air stadium, during either of the following time periods:(a) Saturdays, Sundays, and other days on which there are no regularly scheduled school hours.(b) After 6 p.m. on da" . .