- The elevator was invented in 1850.
- Wind moves air from high to low pressure areas.
- The yoke of an Ostrich egg is the largest cell in the world.
- Sound travels 4.3 times faster through water than in air.
- Ostrich meat is the leanest of all red meats.
- In American supermarkets peanut butter is one of the most frequently purchased items.
- The average person spends two weeks of their life waiting at traffic lights.
- Dendrophobia is the fear of trees.
- The most common mental illnesses are anxiety and depression.
- That in the 17th century the value of pi was known to 35 decimal places (today to 1.2411 trillion).
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