|
|
Did you know?
Blood is approximately twice as thick as water because of the cells and other components found in it.
Did you know?
The average adult has about 21 square feet of skin.
Did you know?
On average, the stomach produces 2 L of hydrochloric acid per day.
Did you know?
The horizontal fraction bar was introduced by the Arabs.
Did you know?
Human kidneys will clean about 1 million gallons of blood in an average lifetime.