When I was in dental hygiene school (in the dark ages), cleaning teeth was a familiar phrase that was used with our patients. I know I often referred to that at my job when working with patients in clinical practice settings.
Coopersville is a city located in north central Ottawa County in the U.S. state of Michigan. The population was 4,275 at the 2010 census. It is primarily a farming community. The city is located within Polkton Township, though it is administratively autonomous.
Cooper County is a county located in the central portion of the U.S. state of Missouri. As of the 2010 census, the population was 17,601. Its county seat is Boonville. The county was organized December 17, 1818 and named for Sarshell Cooper, a frontier settler who was killed by Native Americans near Arrow Rock in 1814.