The concept of three-dimensional, or 3D, printing has been around for a while, but it has only recently come into commercial use.

The printers are now more affordable and people are dreaming up a range of new items to make.

From musical instruments to prosthetic limbs to airplanes, experts say the potential uses of this emerging technology are staggering.

Al Jazeera's Caroline Malone reports.

Source: Al Jazeera