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Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Chronic marijuana use can damage the white blood cells and reduce the immune system's ability to respond to disease by as much as 40%. Without a strong immune system, the body is vulnerable to all kinds of degenerative and infectious diseases.
Did you know?
Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
If you could remove all of your skin, it would weigh up to 5 pounds.