Where a material becomes lighter in colour due to the action of various solvents or light. Sunlight, especially the ultraviolet component, can be particularly damaging.
![](https://aiccm.org.au/wp-content/uploads/2019/10/bleachingIMG_4254.jpg)
Where a material becomes lighter in colour due to the action of various solvents or light. Sunlight, especially the ultraviolet component, can be particularly damaging.