Pigs Rely On Mud

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If pigs don't sweat, how did the phrase "sweating like a pig" originate? It actually has nothing to do with pig sweat.

Why Pigs Need Mud


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Key Facts In This Video

  1. Pigs don't sweat as a means to balance their body temperature. 00:31

  2. The expression "sweating like a pig" comes from the appearance of melted iron droplets. 00:59

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