Pigs Rely On Mud
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
Pigs don't sweat as a means to balance their body temperature. 00:31
The expression "sweating like a pig" comes from the appearance of melted iron droplets. 00:59
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