Ballroom Shoes
Some people simply have two left feet and make ballroom dancing impossible. This silly invention helped people learn how to ballroom dance with their partners. Practice makes perfect!
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21st Century Inventions That Could Change Your Life
The More You Know
- When a piece of bread is toasted, it's called the "Maillard reaction."
- After Hitler ordered the deportation of Denmark's Jewish population, Danish citizens organized a massive evacuation of the Jews to neutral Sweden, despite the risks. In the end, 99% of Danish Jews survived the Holocaust.
- The Netherlands has the tallest population.
- Tears contain a natural painkiller, which reduces pain and improves your mood.