Since the early twentieth century, art has witnessed an intellectual and plastic 
change in all artistic and technical fields, and these changes had a great impact in 
opening new horizons for art, as the artist's interest was directed to the scientific 
content to benefit from it in keeping with the times and expressing it. This prompted 
metal forming artists to continue researching and experimenting with traditional 
plastic methods to reach artistic and plastic approaches to treating metal surfaces 
that enrich the field of metalworking.
 The artists of mineral formation relied on dealing with acid etching in their artistic 
works, with the aim of highlighting the aesthetics of the metalwork with what it 
creates in terms of tangible and formative value. Expressive connotations through 
which the artist can express his ideas with a new artistic vision, as acid etching is 
considered one of the methods of treating metal surfaces through which various tactile effects can be obtained that enrich the metalwork, in addition to the 
possibility of controlling the realization of various plastic bodies according to the 
design to be executed Flat or preformed metal surfaces.