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The Origin of Soap

Each year, 10 billion pounds of soap are produced. How does soap work?

How Does Soap Work?


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Key Facts In This Video

  1. Soap production and use dates about to about 2800 B.C. in ancient Babylonia. 00:36

  2. Soap is actually a combination of salts and fatty acids. 01:05

  3. In order for "antibacterial" soap to be effective, it must sit on your hands a full two minutes. 02:53

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