Illustrates techniques for extraction of salt from the sea and from land. Tells the historical role of salt and its uses in national defense, industry, agriculture and home.

Story of salt, uses of salt in industry and the home. Mining and recovery of salt by evaporation.

We digitized and uploaded this film on behalf of the Prelinger Archives. Email us at if you have questions about the footage and are interested in using it in your project. Buy this film on DVD.

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