Descriptive Essay : Manual Toothbrush
Toothbrush is a device that is used to remove plaque buildup and effects of gingival massages. Plaque is a sticky film of bacteria that can irritate the gums. If plaque is not mechanically removed by a toothbrush, it can harden into tarter, which can irritate gum tissue and may cause swelling or bleeding. Brushing is all about keeping our gums healthy, and preventing gingivitis or periodontal disease.
We have been using instruments for teeth cleaning for thousands of years. The toothbrush dates back to the 3000 BC, the ancient Egypt and Babylonia, used a chew stick, a thin twig with a frayed end. The stick was rubbed against the tooth’s surface to remove food. 1498, ancient Chinese improved the product and made toothbrushes from aromatic trees and horse tail hair. The Chinese also sharpened one end to a point, to use as a toothpick. 1690, the word toothbrush was established by Anthony Wood. 1770, William Addis, while in prison, made a toothbrush out of small animal bone, filed holes, and tied and glued hair through the holes. Ten years later, he turned his idea into a business called Wealthy Wisdom Toothbrushes. 1857, H.N. Wadsworth was the first to patent (patent number 18, 653) the toothbrush in the United States. 1885, mass production on packaged toothbrush by Florence Manufacturing Co. Boar hair and Horse hair were used as the brush bristles until 1938, Wallace H. Caothers, Du Pont de Nemours Laboratories, invented the nylon toothbrush.