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Did you know?
In 1864, the first barbiturate (barbituric acid) was synthesized.
Did you know?
Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.
Did you know?
Approximately 500,000 babies are born each year in the United States to teenage mothers.
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.
Did you know?
Illicit drug use costs the United States approximately $181 billion every year.