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What is the method of using the heat of a hot liquid, such as pasteurized milk, to preheat cold incoming milk?(a) Heating(b) Cooling(c) Regeneration(d) StandardizationI had been asked this question in a national level competition.My question is based upon Heat Exchangers in chapter Building Blocks of Dairy Processing of Dairy Engineering

Answer»

Correct choice is (c) Regeneration

Easy explanation: Regeneration (Heating): The RAW COLD incoming milk is PARTIALLY and INDIRECTLY HEATED by the hot outgoing milk (milk-to-milk regeneration). This adds to the economy.



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