<p>Episode 31. Topic: The history of toothpaste. Theme: Hygiene. The history of toothpaste. How old is toothpaste and what did it look like before we understood the causes of tooth decay? </p>

Episode 31. Topic: The history of toothpaste. Theme: Hygiene. The history of toothpaste. How old is toothpaste and what did it look like before we understood the causes of tooth decay?

<p>Episode 31. Topic: The history of toothpaste. Theme: Hygiene. The history of toothpaste. How old is toothpaste and what did it look like before we understood the causes of tooth decay?&nbsp;</p>

The history of toothpaste | Hygiene

Education podcasts are great - but sometimes you just want an appetizer of knowledge. On 3 minute lesson, I attempt to communicate an interesting topic concisely and in less than 3 minutes.

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The history of toothpaste | Hygiene

The history of toothpaste | Hygiene