6.2.1 spoiled the foodSpoilage of food may be caused by the change of microorganism, chemistry, or physics. In which the reason of microorganisms, in many cases, are the main reasons. Microorganisms grow in time to preserve the product can cause damage and can also cause disease for the user. So the calculation always processing designed to destroy much of microorganism as possible during processing. If not sterilized products, packaging and storage conditions must also be carefully considered to limit the growth of microorganisms.
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