Question

Difference between rancidity and corrosion

Answer 1

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Corrosion is related to the metals while the rancidity is related to the foods. The corrosion consists of the contact of the metals with moisture and oxygen while the rancidity means the reaction of fats in food with the oxygen. Also the rancidity is more rapid process than that of the corrosion.

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Answer 2

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Answer :

Corrosion – The process of slow conversion of metals into their undesirable compounds due to their reaction with oxygen, water, acids, gases etc. present in the atmosphere is called corrosion.

Rusting – Iron when reacts with oxygen and moisture forms red substance called rust.

Rancidity – The taste and odour of food materials containing fat and oil changes when they are left exposed to air for long time. This is called rancidity.

It is caused due to oxidation of fat and oil present in food material.

It can be prevented by using various methods such as by adding antioxidants to the food materials, Storing food in air tight container and by flushing out air with nitrogen.

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