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Join GroupManufacturers began to produce toothbrushes that sing tunes during the recommended two minutes of brushing time.
The electric toothbrush was invented in the United States by the Electro Massage Tooth Brush Company. The oscillating brush head helped people brush more efficiently and reach between teeth.
The Baltimore College of Dental Surgery opened as the first dental college in the world. It still exists today.
The ancient Egyptians constructed crude toothbrushes from twigs and leaves called "chew sticks."
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