Changes

A '''toothbrush''' is an instrument created for applying [[toothpaste]] to the teeth and often the [[gums]] and [[tongue]].  Toothbrushes are sometimes used ad hoc for getting into places around the house that are hard to reach otherwise.<br />

A '''toothbrush''' is an instrument created for applying [[toothpaste]] to the teeth and often the [[gums]] and [[tongue]].  Toothbrushes are sometimes used ad hoc for getting into places around the house that are hard to reach otherwise.<br />

The Although they have changed significantly, the concept of toothbrushes dates back to 3500-3000 BC.  Although the exact date of invention is unknown, Babylonians and Egyptians are known to have made a sort of stick-brush by fraying the end of a twig.<ref>http://www.colgateprofessional.com/patient-education/articles/history-of-toothbrushes-and-toothpastes</ref><ref>http://www.history.com/news/ask-history/who-invented-the-toothbrush</ref>  Additionally, the Sumerians of 3000 BC were found to have been using golden toothpicks.<ref>http://www.incisorsandmolars.com/dental-education/toothbrush-history.html</ref>

Although they have changed significantly, the concept of toothbrushes dates back to 3500-3000 BC.  Although the exact date of invention is unknown, [[Babylon]]ians and [[Egypt]]ians are known to have made a sort of stick-brush by fraying the end of a twig.<ref>http://www.colgateprofessional.com/patient-education/articles/history-of-toothbrushes-and-toothpastes</ref><ref>http://www.history.com/news/ask-history/who-invented-the-toothbrush</ref>  Additionally, the [[Sumerian]]s of 3000 BC were found to have been using golden toothpicks.<ref>http://www.incisorsandmolars.com/dental-education/toothbrush-history.html</ref>

==References==

==References==

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[[Category:Hygiene]]

[[Category:Hygiene]]