SUNGLASSES THAT CHANGE COLOUR INSTANTLY!?
15/02/2015
Polymers that use electrical current to change colour now have a broader palette for potential uses, such as in sunglasses and window-tinting. By developing electro-chromic
Polymers that use electrical current to change colour now have a broader palette for potential uses, such as in sunglasses and window-tinting. By developing electro-chromic