Solar battery testing can be printed by regular ink
The panels are very light weight, can operate with low light and cost savings than using fossil fuels.3D printers can print both wood, limestone and metal
At this year's CES, Makerbot 3D printers have launched a new 3D print material that can create objects that look like they are made of limestone, wood or metal.CreoPop - the pen can draw unique 3D models
A unique 3D pen can help you sketch lines easily in space.