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3D printing is a new technology that allows businesses to print three dimensional objects by using computers to add one layer at a time. 3D printers have lots of applications in many different industries. It creates three dimensional objects by layering material.

an example of a 3D printer is pictured above

Sources:

http://en.wikipedia.org/wiki/3D_printing

http://chris.pirillo.com/what-is-a-3d-printer-2/

http://www.pcmag.com/encyclopedia_term/0,2542,t=3D+printing&i=37077,00.asp

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