If the population of China walked past you in single file, the line would never end because of the rate of reproduction.

In one day, a human sheds 10 billion skin flakes. This amounts to approximately two kilograms in a year.

The Canadian holiday Boxing Day got its name from the custom of giving. Servants were given boxes which had money hidden inside them from their employers. The servants would have to break the box into pieces to get the money.

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