Did you know? Wtf facts 23!

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- In the course of an average lifetime you will, while sleeping, eat 70 assorted insects and 10 spiders.

-Most lipstick contains fish scales.

- Over the last 150 years the average height of people in industrialised nations has increased 10 cm (about 4 inches). In the 19th century, American men were the tallest in the world, averaging 1,71m (5'6"). Today, the average height for American men is 1,75m (5'7"), compared to 1,77 (5'8") for Swedes, and 1,78 (5'8.5") for the Dutch. The tallest nation in the world is the Watusis of Burundi.

-Outside the USA, Ireland is the largest software producing country in the world.

- Every year about 98% of atoms in your body are replaced.

- Sound travels 15 times faster through steel than through the air.

-On average, half of all false teeth have some form of radioactivity.

- Seals used for their fur get extremely sick when taken aboard ships.

- Sloths take two weeks to digest their food.

- Guinea pigs and rabbits can't sweat.

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