dental care


Question by  van767 (30)

Who invented the toothbrush?

Please don't tell me that horrible "West Virginia" joke again.


Answer by  mamaItaliano (76)

Although people have chewed on the ends of twigs to clean their teeth, a boar bristle brush was used in China about 1500. Modern nylon toothbrush by Dupont in 1938.


Answer by  mahee (720)

Toothbrush is a vert essential things for our daily life. We need it three times in a day. But long dats ago this toothbrush was not look like in this days. It was invented by William Yadis of England. It was indented in 1770 when Yadis was in a gail. He made it by some sticks.

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