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Castile soap

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Castile soap

[ka′stēl ′sōp]
(materials)
A white, odorless, hard soap made from sodium hydroxide and olive oil.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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Generally, oils with higher saturated fatty acids will produce hard soaps 10].
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Marks out of 10: 6 Imperial Leather Moisturising Handwash: pounds 1.79 for 300ml Perfume: Just like the hard soap, clean and fresh-smelling.
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ORDINARY soap is made by mixing some animal and vegetable fats with caustic soda (for hard soap) or caustic potash (soft soap).
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