For most of us, 3D printing ... it is possible to print molds and cast metal parts using them. [Amos Dudley] prints molds. But instead of metal, he casts parts out of glass.

Selective Laser Sintering 3D printers use a laser on a bed of powder to solidify a 3D object layer by layer. The laser creating a ring. While an SLS printer may be a little beyond most budgets ...

The second step is to remove organic binder material followed by a high temperature sintering process ... "is ideally suited for larger 3D-printed glass parts that require high-resolution and ...