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

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.

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

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.

What are fats and oils?