Posts by Dhruba Jyoti Khaund
The toothbrush as we know it today was not
invented until 1938.
The toothbrush as we know it today was not invented until 1938. However, early forms of the toothbrush have been in existence since 3000 BC. Ancient c...
The toothbrush as we know it today was not invented until 1938. However, early forms of the toothbrush have been in existence since 3000 BC. Ancient c...
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