What does it mean if your job is âexemptâ? That is simple too: Your employment contract is not subject to the 40-hour work week, minimum wage, and overtime rules. Basically, the job is âexemptâ from the protections of the FLSA.
Sanitary napkins have been used since the 10th century, but not one person is given credit for their invention; the disposable pads appear to have been first commercially available from around 1895 through Curads and Hartmann's. This Site Might Help You.
Leonardo da Vinci at the beginning of the 16th century was credited with inventing the first hygrometer that used a ball of wool to provide this indication of humidity level. First Mechanical Air Cooler. Da Vinci was likely the first to use a mechanical air cooler. This air cooler consisted of a hollow water wheel with an air passage constructed to guide the air from the water wheel to his patron's wife's boudoir. The air was cooled by the splashing and evaporation of water during operation of the water wheel.