Since the fourth millennium BCE, humans have strived to achieve proper dental hygiene. Yet the nylon-bristled toothbrush we use today didn't come along until the 1930s.

What Did People Use Before Toothbrushes?

Science & Industry

S ince the fourth millennium BCE, humans have strived to achieve proper dental hygiene. Yet the nylon-bristled toothbrush we use today didn't come along until the 1930s. Here's a look at how people kept their teeth clean before the modern toothbrush.

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