Multiple choice general knowledge science & technology

When was the toothbrush invented?

  1. 1770

  2. 1765

  3. 1790

  4. 1742
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A Correct answer
Explanation

The modern toothbrush with pig bristles was developed around 1770 by William Addis in England, who is said to have crafted the first prototype while in prison. Earlier versions existed in China and other civilizations, but Addis's design became the prototype for mass-produced toothbrushes. The timeline given refers to this modern, commercially successful version.

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