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Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Many of the drugs used by neuroscientists are derived from toxic plants and venomous animals (such as snakes, spiders, snails, and puffer fish).
There are more bacteria in your mouth than there are people in the world.
More than 4.4billion prescriptions were dispensed within the United States in 2016.
Cyanide works by making the human body unable to use oxygen.
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