Food Spoilage

A spoiled food is a food that is unacceptable to the consumer. When the suitable environment is present for the growth of microbes, they usually cause this phenomenon. Microbes’ uptake nutrients from the food which is present in a suitable environment thus deteriorate the food. This may include secreting various chemicals which makes the food appearance a slimy in nature. And these chemicals are responsible for different odors in the food which may be reducing appetite to eat that food. Also due to chemicals, and the changes in the structure of molecules occur with the deterioration may cause different tastes which is not acceptable for the consumption. Due to the deterioration of food substrate the texture may also change.

Food spoilage is not only due to microbial activity. There are other reasons too.

• Microbial activity is the main reason.
• Chemical changes.
• Physical damage.
• Freezer burn.
• Staling (changes in water content, ex: stale biscuits).
• Contamination with chemicals and other foreign bodies.

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