Question

why should oils and fats containing food be flushed out with nitrogen

Answer 1

oily and fats containing food must be flushed with nitrogen so as to prevent a phenomenon called rancidity which can spoil the food taste smell and texture hope it helps you!

Answer 2

:

Oil and fat containing food items flushed with nitrogen because nitrogen acts as an antioxidant and it prevent them from being oxidised or we can say it prevents from rancidity.

Hope it helps you