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Did you know?
The average adult has about 21 square feet of skin.
Did you know?
There are more bacteria in your mouth than there are people in the world.
Did you know?
Colchicine is a highly poisonous alkaloid originally extracted from a type of saffron plant that is used mainly to treat gout.
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The ratio of hydrogen atoms to oxygen in water (H2O) is 2:1.
Did you know?
Astigmatism is the most common vision problem. It may accompany nearsightedness or farsightedness. It is usually caused by an irregularly shaped cornea, but sometimes it is the result of an irregularly shaped lens. Either type can be corrected by eyeglasses, contact lenses, or refractive surgery.