(2) It hereby is declared that the working of any person more than 10 hours in one day in any mill, factory or other manufacturing establishment or the working of any person more than eight hours, exclusive of one hour, more or less, in one day, or more than 48 hours in one workweek, as defined in ORS 652.020, in sawmills, planing mills, shingle mills and logging camps is injurious to the physical health and well-being of such person, and tends to prevent the person from acquiring that degree of intelligence that is necessary to make the person a useful and desirable citizen of the state. [Amended by 2017 c.685 §13]