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Did you know?
The Babylonians wrote numbers in a system that used 60 as the base value rather than the number 10. They did not have a symbol for "zero."
Did you know?
Asthma cases in Americans are about 75% higher today than they were in 1980.
Did you know?
Green tea is able to stop the scent of garlic or onion from causing bad breath.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.
Did you know?
Intradermal injections are somewhat difficult to correctly administer because the skin layers are so thin that it is easy to accidentally punch through to the deeper subcutaneous layer.