Three-dimensional consumer printer

Sometimes a particular piece of plastic is just what you need. You havelost the battery cover to your cellphone, perhaps. Or your daughterneeds to have the golden princess doll she saw on television. Now.

In a few years, it will be possible to make these items yourself. Youwill be able to download three-dimensional plans online, then pushPrint. Hours later, a solid object will be ready to remove from yourprinter.

Source: nytimes.comAdded: 15 May 2007