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.
Then in 1938, nylon bristles replaced animal hair. A company called DuPont de Nemours introduced the first toothbrushes with nylon bristles. The first such toothbrush was called Dr. Westâs Miracle â Tuft Toothbrush.American Dental Association has described an ideal toothbrush to be having â a brushing surface 1 to 1.25 inches long and 7.9 to 9.5 mm wide, 2 to 4 rows of bristles and 5 to 12 tufts per row.he first such toothbrush was called Dr. Westâs Miracle â Tuft Toothbrush. American Dental Association has described an ideal toothbrush to be having â a brushing surface 1 to 1.25 inches long and 7.9 to 9.5 mm wide, 2 to 4 rows of bristles and 5 to 12 tufts per row.