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Did you know?
During the twentieth century, a variant of the metric system was used in Russia and France in which the base unit of mass was the tonne. Instead of kilograms, this system used millitonnes (mt).
Did you know?
There are 60,000 miles of blood vessels in every adult human.
Did you know?
Everyone has one nostril that is larger than the other.
Did you know?
More than nineteen million Americans carry the factor V gene that causes blood clots, pulmonary embolism, and heart disease.
Did you know?
Increased intake of vitamin D has been shown to reduce fractures up to 25% in older people.