- The tea bag was invented in 1908.
- DVDs are physically the same size as a CDs but can store 13 times more data.
- The first product to have a bar code was Wrigley's gum.
- Instant coffee was invented in 1901.
- Akousticophobia is the fear of noises.
- Sound travels about 4 times faster in water than in air.
- The Earth weighs 6,588,000,000,000,000,000 tons.
- Human thigh bones are stronger than concrete.
- People who work at night tend to weigh more.
- China manufacturers 70% of the worlds toys.
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