Your paperless office may soon be printing plastic

Only time will tell if 3-D printing has real estate applications

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It seems like 2013 is gearing up to be the year of 3-D printing among the tech set. Let’s spend a few minutes looking at this technology — also known as "additive manufacturing" — and what sort of impact it might have.

3-D printing technology enables you to make a physical object out of plastic from a computer file. It is to industrial design what the ink jet printer is to graphic design.