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  Infish processing: Curing

  In pickle-curing, fish are preserved in airtight barrels in a strong pickle solution formed by the dissolving of salt in the body fluids. This curing method is used for fatty fish such as herring.

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food production

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  Infood preservation: Pickled fruits and vegetables

  Fresh fruits and vegetables soften after 24 hours in a watery solution and begin a slow, mixed fermentation-putrefaction. The addition of salt suppresses undesirable microbial activity, creating a favourable environment for the desired fermentation. Most green vegetables and fruit may be…

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fruits

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  Infruit processing: Chemical preservation

  Pickling is another example of chemical preservation. In the case of pickling, the product may be preserved by the addition of salt, sugar, acetic acid (vinegar), and alcohol. High sugar content also acts as a fruit preservative by tying up all available moisture so that…

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vegetables

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  Invegetable processing: Fermentation and pickling

  In both fermented and pickled vegetables, acid is used to preserve the products. Pickled vegetables include cucumbers, green tomatoes, onions, radishes, and cabbages. The variety of vegetables used for fermentation or pickling may not be the same as fresh market vegetables. Owing to the…

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vinegar

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  Invinegar

  …is widely used in the pickling of cucumbers and other vegetables.

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