etching technique. How it works..

The process of creating etchings known for several centuries. And in the open spaces of the Internet there are a lot of videos and manuals on the subject. However, if there is an international tradition to disclose all the technical wisdom and spread on display in the network, and then I shall paint the entire process with pictures. As they say, the first time in 1000. Maybe someone will be useful and interesting. But it will not immediately, but the accumulation of the photographic material. While I lay out a few photos.