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Key Facts In This Video
A single elephant makes enough dung in a day for 115 pieces of paper. 00:12
The most expensive coffee in the world is civet coffee, which is made using beans partially digested by the civet. 00:51
In England in the 16th century, bird droppings were the only known source of saltpeter, which is used to make gunpowder. 01:27
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