Help make Alexa smarter on Alexa Answers. Sign in with Amazon

Science

Who invented brushing your teeth?


In the 18th century an Englishman name William Addis carved a bone handle, drilled holes into it and inserted boar bristles that were held in place by wire. In 1938 the Dupont company developed the first toothbrush with nylon fibers, which proved sturdier and more efficent than animal hairs.

{{ relativeTimeResolver(1555460380694) }}

LIVE
Points points 65
Rating 0

Similar Questions
Sign in to view all similar questions

Join Alexa Answers

Help make Alexa smarter and share your knowledge with the world

LEARN MORE