- Sea water is approximately 3.5% salt.
- The hyoid bone in your throat is the only bone in your body not attached to any other.
- The most valuable nutrients of a potato are its skin.
- The 50-star flag was designed for a high school class assignment.
- Each red blood cell lives an average of 4 months and travels between the lungs and other tissue 75,000 times before returning to bone marrow to die.
- Blue flames are the hottest, reaching temps up to 3,000 degrees Celsius.
- Almonds are members of the peach family.
- Only pregnant females polar bears hibernate.
- Scotland has 421 words for snow.
- There are more insects in the world than all other animals combined.
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