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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
In 1844, Charles Goodyear obtained the first patent for a rubber condom.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
Liver spots have nothing whatsoever to do with the liver. They are a type of freckles commonly seen in older adults who have been out in the sun without sufficient sunscreen.
Did you know?
Human stomach acid is strong enough to dissolve small pieces of metal such as razor blades or staples.