Timeline of the Toothbrush
Timeline created by rpmoran1 in Science and Technology| Event Date: | Event Title: | Event Description: | |
|---|---|---|---|
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1st Jan, 1223 | The First Toothbrush | In the year 1223 a Japanese Zen master by the name of Dogen Kigen witnessed monks using a tool to clean thier teeth. This first toothbrush was made of horse-tail hairs which were attaced to an ox-bone handle. |
| Timespan Dates: | Timespan Title: | Timespan Description: | |
| 1st Jan, 1223 to |
The development of the toothbrush |

