Name two anti-oxidants which are usually added to fat and oil containing foods to prevent rancidity.

What are anti-oxidants ? Why are they added to fat and oil containing foods?

What is the general name of the chemicals which are added to fat and oil containing foods to prevent the development of rancidity?

Fill in the following blanks with suitable words: (a) The addition of oxygen to a substance is called ………. Whereas removal of oxygen is called ………. (b) The addition of hydrogen to a substance is called ………. Whereas removal of hydrogen is called......... (c ) Anti-oxidants are often added to fat containing foods to prevent......... due to oxidation.

Name the term used to indicate the development of unpleasant smell and taste in fat and oil containing food due to oxidation . What are anti-oxidants ? Why are they added to fat and oil containing food.

Antioxidants are used to prevent ____of food containing fats and oils.

Why antioxidants are added to food containing unsaturated oils and fats?

Explain two ways by which food industry prevents rancidity.