- Salt used to be a currency.
- Hawaii officially became apart of the US in 1900.
- The rarest type of diamond is green.
- The corkscrew was invented in 1890.
- Crocodiles are colour blind.
- The coins thrown into the Trevi fountain in Italy are collected for charity.
- The average life span of a mosquito is 2 weeks.
- 60 cows can produce a ton of milk each day.
- Achluophobiais the fear of the dark.
- You burn more calories sleeping than watching television.
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