Many of us have wondered at least for one time that how do people precisely cut materials like stainless steel, aluminum, brass, and copper? Well, they basically use a technique called plasma cutting ...

Plasma cutters are ridiculously cheap these days, just cruise by the usual online sources or your local Harbor Freight if you’ve got any doubt about that. But “cheap” and “good” don’t always intersect ...

Nearly all fumes from plasma cutting contain toxic substances, but the composition varies depending on the metal being cut and any coatings that are burned in the process. Common hazards include: ...

What we want is a Star Trek-style replicator. What we have are a bunch of different machines that can spew out various 2D and 3D shapes. For the foreseeable future, you’ll still need to post-process ...