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1 liters is about one-fifth as big as The Blood in a Human Body.
In other words, the size of The Blood in a Human Body is 5 times that amount.
(for 70 kg body; average altitude; average)
The volume of blood in the average human body is about 5 L. Persons living at high altitude, however, may have up to an additional 2 L of blood to compensate for the lower oxygen level.
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