SIMPLE tech. Battery draws on metal

The video shows the technology of drawing on metal. How to draw. The drawing was made by electrochemical artistic etching. Etching on a stainless steel knife. The krone battery is used as a direct current source. The video shows the entire step-by-step process of making a pattern on a knife and is accompanied by pleasant music. I wish you a pleasant viewing. To support and develop the channe ....