Thursday, February 14, 2008

Enthralling Trivia-2

When was the toothbrush invented?


1.3000 B.C.
2.1498
3.1938


The toothbrush earliest forms known have been around since 3000 B.C., but the bristle toothbrush, similar to what we use today, was invented in China in 1498. Hog's neck hairs were used as bristles. The use of nylon bristles started in 1938.

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