The art of engraving means the art of engraving engraving, taken from the French word "Gravure". Engraving is mainly done by two techniques. Relief engraving on wood and engraving on metal.
In the Defense and Weapons industry, metal plating comes into prominence due to its decorative purpose, as well as being anti-corrosion and protective from external factors. Corrosion is an external factor that causes a metal to lose its basic functions and render it inoperable as a result of chemical interaction with external environmental factors such as water and air.