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.
Clarksville is a town in Clark County, Indiana, United States, along the Ohio River and is a part of the Louisville Metropolitan area. The population was 21,724 at the 2010 census.