Toothpaste actually predates the toothbrush in dental hygiene's history. Learn the long history behind this everyday item in this episode of BrainStuff.
 Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

Toothpaste actually predates the toothbrush in dental hygiene's history. Learn the long history behind this everyday item in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

What's the History of Toothpaste?

Whether the topic is popcorn or particle physics, you can count on BrainStuff to explore -- and explain -- the everyday science in the world around us.

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What's the History of Toothpaste?

What's the History of Toothpaste?