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Steelmaking. Steelmaking is the process of producing steel from iron ore and/or scrap. In steelmaking, impurities such as nitrogen, silicon, phosphorus, sulfur, and excess carbon (the most important impurity) are removed from the sourced iron, and alloying elements such as manganese, nickel, chromium, carbon, and vanadium are added to produce ...
Minecraft. Minecraft is a 3D survival sandbox game developed and published by Mojang, spanning multiple platforms. It was originally created by the independent video game designer Markus Persson in 2009, before giving the development to Jens Bergensten in 2011. The game has no specific goals to accomplish, allowing players a large amount of ...
Ferrous metallurgy is the metallurgy of iron and its alloys. The earliest surviving prehistoric iron artifacts, from the 4th millennium BC in Egypt, [1] were made from meteoritic iron-nickel. [2] It is not known when or where the smelting of iron from ores began, but by the end of the 2nd millennium BC iron was being produced from iron ores in ...
Metals and metal working had been known to the people of modern Italy since the Bronze Age. By 53 BC, Rome had expanded to control an immense expanse of the Mediterranean. This included Italy and its islands, Spain, Macedonia, Africa, Asia Minor, Syria and Greece; by the end of the Emperor Trajan 's reign, the Roman Empire had grown further to ...
Catoctin Furnace Stone, March 2021. The furnace's remains are located in Cunningham Falls State Park.A walking-tour handout is available in the park's visitor center. In 1973, the Catoctin Furnace Historical Society, Inc. was formed by G. Eugene Anderson, Clement E. Gardiner, J. Franklin Mentzer, and Earl M. Shankle to “foster and promote the restoration of the Catoctin Furnace Historic District
Manica (armguard) A manica (Latin: manica [ˈmanɪka], "sleeve" [1]) or cheires by the Greeks was a type of iron or bronze arm guard, with curved and overlapping metal segments or plates, fastened to leather straps, worn by Roman gladiators called crupellarii, and later optionally by soldiers.
Sican tumi, or ceremonial knife, Peru, 850–1500 CE. Metallurgy in pre-Columbian America is the extraction, purification and alloying of metals and metal crafting by Indigenous peoples of the Americas prior to European contact in the late 15th century. Indigenous Americans had been using native metals from ancient times, with recent finds of ...
Electrogalvanization. Electrogalvanizing is a process in which a layer of zinc is bonded to steel in order to protect against corrosion. The process involves electroplating, running a current of electricity through a saline/zinc solution with a zinc anode and steel conductor. Such Zinc electroplating or Zinc alloy electroplating maintains a ...