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, Michigan. 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.
Mason County was officially organized in 1855. The official county seat of Mason County and its courthouse was determined to be at Burr Caswell's farmhouse at that time. Prior to then the area was an unofficial settlement in the upper northwestern part of Michigan's Lower Peninsula.