- Your blood is 6 times thicker than water.
- A Chinese checkerboard has 121 holes.
- The electric toothbrush was invented in 1939.
- The first product to have a bar code was Wrigley's gum.
- The average person spends two weeks of their life waiting at traffic lights.
- Dolphins can kill sharks by ramming them with their snout.
- Ocean algae produces about 75 percent of the world's oxygen.
- Moths have white blood.
- The ball on top of a flag pole is called the truck.
- A soap bubble is 10,000 times thinner than the average human hair.
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