29 junho 2017

Who Invented The Toothbrush?

The first toothbrushes, as we would recognize them today with a handle and attached bristles, was invented in China during the Tang Dynasty. Bone or bamboo was used for the handle. Hog’s hair was used for the bristles. Specifically, imported hog’s hair from northern China or Siberia was used, because the colder temperatures made the hog’s hair firmer.

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