Why does cooking oil go bad?

Cooking oil does not go bad immediately. When you reheat it again and again, only then does it get contaminated. Let's understand more about reused cooking oils and essential measures.

How and why does cooking oil go bad?

Reusing oil changes its chemical composition, which is responsible for producing harmful substances that are not good for your health. Reactions like hydrolysis, oxidation, and polymerization are initiated.

The oil starts tasting and smelling bad, which signifies the oil is becoming rancid.

Various fat degradation substances are produced in the fat due to these reactions called total polar materials (TPM).

Measuring TPM with advanced digital oiltesters available these days is a great solution.










 

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