- Curly hair follicles are oval, while straight hair follicles are round.
- Lion's can't roar until the age of 2.
- You can't tickle yourself.
- Amathophobia is the fear of dust.
- The 100 folds in a chef's hat represent the 100 ways to cook an egg.
- The hydrochloric acid found in your stomach is strong enough to dissolve a nail.
- A pelican can hold more food in its beak than its belly.
- You cannot taste food until mixed with saliva.
- The first credit card was a Diner's Club card issued in 1950.
- Sound travels 15 times faster through steel than air.
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