Over time, the bromine migrates towards the surface and the yellowing gets even worse. As an aside, you shouldn’t laser cut fire retardant plastics because the bromine in it is a halogen that is ...

If your white clothes are deepening to a shade of yellow, it's important to know why so you can prevent discoloration - and ...

A protective finish is applied to keep paintings safe from wear, but they will discolor as a result of time going by. About ...