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Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
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Egg cells are about the size of a grain of sand. They are formed inside of a female's ovaries before she is even born.
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Barbituric acid, the base material of barbiturates, was first synthesized in 1863 by Adolph von Bayer. His company later went on to synthesize aspirin for the first time, and Bayer aspirin is still a popular brand today.
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Aspirin is the most widely used drug in the world. It has even been recognized as such by the Guinness Book of World Records.
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When blood is exposed to air, it clots. Heparin allows the blood to come in direct contact with air without clotting.