If you dug a hole to the center of the Earth and then dropped a brick down it, it would take 45 minutes for the brick to hit the bottom.
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Bill Bryson, A Really Short History of Nearly Everything… Read More
Ancient Egyptians "cleaned" their bodies with scented oils. Greeks and Romans scraped down with a strigil. The Gauls used a paste made of animal fat and potash. Soap of any kind seems not to have reappeared in the western world until the tenth century.