Now Playing: 09-27-12 Marketplace Tech Report

It's called "Additive Manufacturing." There's a snappier name for it: 3D Printing. Til now we've tended to make objects by cutting, grinding, chiseling away at metal or wood. Now we are entering the age of  making things by adding, not subtracting. The Obama administration thinks this sort of thing creates jobs, and wants to get 3D printing to a place near you.