a long slender part, such as the portion of a long bone between the wider ends or extremities, the shaft of a hair and the central shaft of a feather.
maximum number of hours for 16- and 17-year-old minors is 4 hours on a school day (6. hours with a special variance), 8 hours on a Friday or any non-school day and not more. than 6 days per week. The maximum number of hours of work for 16- and 17-year-old. minors is 20 or 28 (with the optional special variance).
Minors age 14 or older, employed in recreational or educational activities by a park district or municipal parks and recreation department may work up to 3 hours per school day twice a week until 9 p.m., while school is in session, if the number of hours worked does not exceed 24 a week.