Question

coal powder is used as tooth paste in ancient times? true or false​

Answer 1

Answer:

Ancient toothpaste was used to whiten teeth, freshen breath, and clean teeth and gums as we use it today. However, the materials were more abrasive and not as hygienic. ... Ancient Greeks and Romans' toothpaste ingredients included crushed bones, oyster shells, charcoal, and tree bark.

Answer 2

Answer:

true ..

Explanation:

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