Incluye referencia bibliográfica: p. 246-253 e índice

3D Printing is about to transform our lives. While traditional láser and inkjet printers only make marks on paper, 3D printers build up solid objects in a great many very thin layers. Already pioneers are 3D printing production tools, prototypes, jewelry, sunglasses, works of art, toys and vehicle parts. But this is just the beginning, with digital manufacturing destined to change how we créate, transport and store a great many things. Within a decade, some products may be downloaded from the Internet for prin´tout in store or even at home. Already DIY enthusiasts are building their own 3D printers, while consumer models for the rest of us are just starting to arrive. Meanwhile doctors are learning how to 3D print kidneys and other replacement human organs