Human fingers are so sensitive, that if your fingers were the size of Earth, you could feel the difference between a house and a car. ...
Showing posts with label human body. Show all posts
Showing posts with label human body. Show all posts
Wednesday, 5 November 2014
Sunday, 26 January 2014
Stomach
Your stomach produces up to 2 litres of hydrochloric acid a day! The stomach is a J-shaped sack that can expand to hold about hal...
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