Question

Define rancidity. How is it harmfull to us? Mention 2 ways of preventing it ?

Answer 1

when fats and oils get outside their colour and smells change this is called rancidity

we should prevent it by kept in its it a tight container
by filling Nitrogen gas
by adding sugar. oil and salt

Answer 2

when food containing oil and fats, get oxidized their smell and taste gets spoilt, this is known as rancidity.
it can be harmful for us to consume such oxidized food, it can cause food poisoning and fungal diseases..etc.
rancidity can be prevented by using antioxidant such as nitrogen..oR..vaccum packaging Or keeping the temperature low