Plasma is superheated, compressed air that ionizes to form a conductive gas. This gas conducts electricity from the torch of the plasma cutter to the work piece, through a electrode and copper nozzle ...

If you have been wondering what it takes to build a CNC Plasma Cutter then get ready to look no further. [Desert Fabworks] has documented the trials and tribulations of their CNC Plasma Cutter build.

Little Shop of Physics has built a miniature plasma cutter using a pencil lead together with 4 x 9 volt batteries and a couple of clips allowing you to cut through aluminium foil. Watch the video ...