Ever wondered how the images and texts on coins are made? Or perhaps the print on some of the items in the rare books and manuscripts section in your library? Those are the work of a process called engraving, which involves the incision of intricate designs on a hard, usually flat surface that serves as either an impression or the output itself. Metals are the most commonly used material for this application thanks to their rigidity and durability. Read more from this blog:
https://www.rotaxmetals.net/how-to-engrave-metal/
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