The purpose of brushing is to remove food particles from between teeth. That’s the first thing I learned in basic training, and the only thing I’ve remembered from that experience. Now let’s judge the following line-up on their oral hygiene.
The purpose of brushing is to remove food particles from between teeth. That’s the first thing I learned in basic training, and the only thing I’ve remembered from that experience. Now let’s judge the following line-up on their oral hygiene.