Question

19. Oil and fat
20. Explain the following terms with one example
(a) Corrosion
(b) Rancidity​

Answer 1

Answer:

Corrosion: It is the process in which metals are slowly eaten up by the action of air moisture or chemicals.

Rancidity: When the substance containing oils and fats are exposed to air they get oxidised and become rancid due to which their smell, taste and colour change. This process is known as rancidity.|

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