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).
During weeks when school is in session, minors 14- and 15-years-old are limited to the following hours in most occupations: 1  More than 3 hours on any school day. 2  More than 8 hours on a Saturday or a non-school day. 3  More than 18 hours in any week. 4  More than 6 days in any week.