The process of making three-dimensional solid objects from a digital design. 3D printers can create objects of any shape from various materials, including plastic, nylon, wood filament, ceramics, metals, carbon, wax, and food. Examples of 3D printed objects include prosthetic limbs, body parts, musical instruments, food, and homes. Entry-level hobbyist 3D printers cost less than $1,000. Industrial 3D printers can cost up to $100,000.