Question

biogrophy of thoothbrush​

Answer 1

Answer:

However, early forms of the toothbrush have been in existence since 3000 BC. ... The bristle toothbrush, similar to the type used today, was not invented until 1498 in China. The bristles were actually the stiff, coarse hairs taken from the back of a hog's neck and attached to handles made of bone or bamboo.