Interference phenomena of light often appear in daily live as, for example, the colorful reflection of oil spills and soap bubbles, the discoloration of tarnished silver and color banding in heat-treated steel. Natively, Blender does not support the rendering of these kind of phenomena.

“Hacking interference phenomena into your renders” by Robert Moerland
Blender Conference 2022
2022-10-28 17:30 at the attic.