As the BBC has previously reported, there are websites offering free step-by-step guides and downloadable blueprints for building 3D-printed guns. One such guide was written by Matthew Larosiere ...

In addition to these, a wealth of models can be found for free use on repository sites like Thingiverse. MEC Staff can assist in developing 3D models on a case-by-case basis in compliment to the 3D ...