Pixel panels

While concrete traditionally conjures up visions of a thick,impenetrable material, Pixel Panels are part of a new breed oftranslucent concrete. Pixel Panels are a mix of 92.5% concrete and 7.5%polymers that allows light to penetrate. The advantage: concretebuildings can now be lit naturally, thus reducing electricity bills.

Source: businessweek.comAdded: 4 March 2006