Question

please explain

what is photo oxidation?
in a very simple language​

Answer 1

Answer:

Photo-oxidation is the degradation of a polymer surface in the presence of oxygen or ozone. The effect is facilitated by radiant energy such as UV or artificial light. This process is the most significant factor in weathering of polymers. ... Discoloration and loss of surface smoothness accompany photo-oxidation.

Answer 2

Answer:

When oxidation takes place in the presence of sunlight