Electro-etching introductory courses at the workshop of Mapfre-Guanarteme Fundation in La Laguna, Tenerife.
20 hour course for artists and printmakers who were interested in the process of low-risk etching.
Theory : History of electro-etching, basis of electrolysis and its application to etching and electroplating.
Practice: - Set up a portable tank, connection to the power supply, electrodes and cathode grid, preparation of the electrolyte
- Etching on copper plates using different varnishes and electrotint of open bite
- Application of graphite ink as a varnish to draw lines and electrotint
Pictures from the workshop and etchings
