EASY way to draw on metal. How to draw on a knife

The video shows how to draw on metal at home. An easy way to draw on metal. In order to make a drawing on metal, I use the method of electrochemical metal etching and engraving. I wish you a pleasant viewing. To support and develop the channel: _ _ _ =as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B089QC2C8G&linkCode=as2&tag=kirillrunz-20&linkId=eb2b48a77b7703aec8d82e36a54cc88d =as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B07KRKM8M4&linkCode=as2&tag=kirillrunz-20&linkId=a0a9276b78bacbe5066d411128f5e8f9