The toothpick is actually an important oral hygiene appliance, and it has been over the history of 2000. Because its volume is small, the material is usually wood or bamboo, and it is also easy to turn to ash. So its status is very low. In history, there are few evidences about toothpick invention. Fortunately, the China archaeologists excavated gold making a toothpick, made during the year in the end of the Han dynasty.

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