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 ...

An arc flash occurs due to a phase-to-ground or phase-to-phase short circuit. The extreme heat, light, and pressure blasts associated with these events make it necessary to take precautions when ...

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 ...