👉 Discolourization is a process in which an object appears to be darker or more vividly colored than it actually is due to a chemical reaction between the pigment and the light. This can occur through a variety of factors, such as exposure to sunlight, air drying, or even the use of certain chemicals. The term "discolourization" typically refers to the phenomenon where an object appears to be darker in color when in fact it is more vividly colored due to chemical reactions with the light.
