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Did you know?
The first-known contraceptive was crocodile dung, used in Egypt in 2000 BC. Condoms were also reportedly used, made of animal bladders or intestines.
Did you know?
Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.
Did you know?
Cyanide works by making the human body unable to use oxygen.
Did you know?
Approximately 25% of all reported medication errors result from some kind of name confusion.
Did you know?
The average human gut is home to perhaps 500 to 1,000 different species of bacteria.