Question

why food materials are preserved in the refrigerator​

Answer 1

Answer:

Cause cooling is a method of preservation of food from microorganisms.

I hope this will be help you

Answer 2

Answer:

Ready-to-eat foods are stored at the top of the fridge, away from raw foods so that harmful bacteria cannot transfer from the raw foodto the cooked food. Raw meat, poultry and fish in sealed containers to stop them touching or dripping onto other foods