The copper was one of the first metals used by humans because it could be easily extracted and formed. As using silver and gold dishes was forbidden in Islam the copper was a great substitute.
Copper could easily be hammed, formed, engraved, wired, it is shiny and has nice color so it is a good choice for dishes and decorative objects.
Stone, wood, and clay had been used by primitive human and by exploration of natural copper they learned how to shape and use it. Utilization of copper date back to 9500 B.C. One of the oldest copper mine and copper smelting furnace is founded near Zanjan.
In Mesgar Bazar you hear the sound of hammers on coppers surfaces. Different objects like pat, pan, pitcher and mugs, spoon and forks and whatever you may find in a kitchen are made by copper. cooking by cooper pan needs less energy also help the immune system and increase the number of red blood cells.
the inside of pans is covered by tin so do not worry about toxication by copper. The artist made a beautiful engraved object that you surely would see in Zanjan Bazzars