Hydro cooler units are often used for precooling process of many fruits and vegetables and seafood products. Hydro coolers produce chilled water, and then move this water into contact with the product reducing the temperature rapidly 2-4 degree Celsius to extend their shelf life. Besides, adverse conditions, such as spoilage, loss of flavour and product wastage are prevented with this method. The worldwide use of hydro coolers for cherries, apples and shellfish yields very effective results.

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