One of the most important applications of 3D printing is in the medical industry. With 3D printing, surgeons can produce mock-ups of parts of their patient's body which needs to be operated upon.
3D printing make it possible to make a part from scratch in just hours. It allows designers and developers to go from flat screen to exact part.
Nowadays almost everything from aerospace components to toys are getting built with the help of 3D printers. 3D printing are also used for jewelry design and manufacturing, art, architecture, interior design, fashion design and clothing, food, automotive design and manufacture, and much more.
With 3D printing you are only limited by your imagination.