- Sound travels 10 times faster through granite than air.
- 30% of people refuse to sit on a public toilet seats.
- According to manufacturer Spalding the average lifespan of an NBA basketball is 10,000 bounces.
- The average soccer ball is made up of 32 leather panels and held together by 642 stitches.
- Babylonians measured the circumference of a circle as approximately 3 times the diameter, which is fairly close to today's measurement which uses the value of Pi (around 3.14)..
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