You might think 3D pens are safe (and they mostly are) but my Polaroid Play nearly caught fire for no apparent reason.
In this video, we share with you more fantastic tricks with 3d pen and hot glue gun! Do you know any others ideas like this?
When is a hot glue stick not a hot glue stick ... The result is a bit like a plus-sized 3D-printing pen, but much simpler and capable of much heavier extrusion. But it wasn’t quite as simple ...