Even if there is no necessary amount for the purchase of a 3D printer, you should not despair. Sometimes the necessary equipment can be assembled independently, as well as as the Netherlander Gossey did. Having at hand the details from the LEGO designer, as well as having reached the necessary components from the printer PRUSA I3, the craftsman collected its copy of the newfangled device printing molten chocolate. However, other materials of similar viscosity are suitable.
Source: Instructor.com