Question

What is aerial oxidation? How it can be involved in rancidity and corrosion?

Answer 1

Aerial oxidation

• Aerial oxidation is the process of oxidation with the help of oxygen present in the air.
• It is observed when a packet of oily food items is left open in the air and after some time, its taste changes due to aerial oxidation.

Application

• Rancidity is the process of aerial oxidation of unsaturated fats which is present in the food items.
• Corrosion occurs when a metal is exposed to moisture and air, which is also an example of aerial oxidation.