Home Â» Discover and Learn Â» Noah Webster History Â» Noah Webster's Story. The Noah Webster House in West Hartford is the birthplace of one of the most unappreciated men in American history. Our great military heroes and statesmen we remember.
Toothbrush Care: Cleaning, Storing and Replacement. Toothbrushing plays an important everyday role for personal oral hygiene and effective plaque removal. Appropriate toothbrush care and maintenance are also important considerations for sound oral hygiene. The ADA recommends that consumers replace toothbrushes approximately every 3â4 months or sooner if the bristles become frayed with use.
Transcript of The Innovations of a Toothbrush. Innovations of the Toothbrush (cc) image by jantik on Flickr Dates all the way back to 3500 b.c and 1498 The Origin of the Toothbrush On June 26, 1498, a chinese emperor created the first bristle toothbrush. Around 3500 b.c ancient Romans and Greeks used chewing sticks as a Toothbrush.