More Tips and Fun Facts 
The First Toothbrush
Did you know that the first toothbrushes may have been African chewing sticks ? These sticks were actually tree twigs which
natives flattened and then chewed on. This action mechanically cleaned teeth while natural oils from the twigs chemically attacked cavity
causing bacteria in the mouth.
The first modern toothbrushes were Chinese inventions composed of hog hair bristles or horse mane bristles embedded into ivory
handles.
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