PATENT PENDING INSANITY

The toothbrush was invented because teeth demanded better PR.

✗ FAKE

Toothbrush-like tools are ancient, such as chew sticks. A bristle toothbrush appeared in China around the late 15th century. They were made to clean teeth.

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Canned food was developed by Nicolas Appert for Napoleon’s army. Because hungry soldiers don’t win empires.Leonardo da Vinci sketched designs for a helicopter and tank centuries before their invention. The original “ideas guy.”The sewing machine was invented by Elias Howe in 1846. Fashion has been speeding ever since.The bicycle was invented because walking is slow and horses have opinions.The first umbrella was invented by someone who hated wet hair and loved drama-free exits.The laser was invented because light wanted to be serious and pointy.See all Patent Pending Insanity facts →

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