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Toothbrush
The first toothbrush was invented in China by the Englishman William Aids the first manufacturer of toothbrushes.
The brush is made of a bone handle with pierced holes for the Siberian wild boar bristles. -
Toothbrush
Replace the natural fibers (animal hair) on the toothbrush with synthetic materials, usually nylon, by DuPont (a chemical manufacturing company). -
Toothbrush
In World War I, the toothbrush became popular in the United States, This was partly due to the fact that it was the daily duty of the American soldiers to clean their teeth. At the end of the war, the soldiers brought the idea home. -
Toothbrush
The first electric toothbrush was invented. -
Toothbrush
The toothbrush was chosen as the number one invention that Americans are unable to live without. -
Toothbrush
The toothbrush is the invention used on a daily basis, one of the inventions that you can not live without.
It is used to clean teeth, to prevent bacteria and tooth decay, and to feel freshness in the mouth.
