Interested in the history of the toothbrush? Well, you're in luck!
From chew sticks to manual toothbrushes made with horsehair, the infographic below has the complete history in a spiffy visual.
Looking for something more in depth that you can sink your teeth into (sorry!), then head over here and check out the Museum of Everyday Life's “The Sordid History of the Toothbrush”.