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Did you know?
Pope Sylvester II tried to introduce Arabic numbers into Europe between the years 999 and 1003, but their use did not catch on for a few more centuries, and Roman numerals continued to be the primary number system.
Did you know?
By definition, when a medication is administered intravenously, its bioavailability is 100%.
Did you know?
There are approximately 3 million unintended pregnancies in the United States each year.
Did you know?
The B-complex vitamins and vitamin C are not stored in the body and must be replaced each day.
Did you know?
The horizontal fraction bar was introduced by the Arabs.

