Un-Yellow Old Plastics – Retr0brite!
Have you noticed how old plastics yellow in the sun? Well, now there is an easy way to restore the original color! Retr0brite is an easy-to-make open-sourced gel that un-yellows the flame retardants found in ABS plastic. It started as a chance discovery that hydrogen peroxide partially helped banish the yellow… but then it was […]