- A bolt of lightning can reach temperatures hotter than the sun.
- A Sphygmomanometer measures blood pressure.
- Giraffes can't swim.
- The hardest substance in the human body is enamel.
- The wheelbarrow is invented in China.
- Americas top selling ice cream flavour is vanilla.
- Americans spend $10 million a day on potato chips.
- Hawaii is the only U.S. state never to report a temperature of zero.
- The longest one syllable word in the English language is 'screeched'.
- The world's first paved streets were laid in Rome in 170 B.C.
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