Silver

SILVER         The origin of the name sil very is thought to of catch from an virtually(prenominal)time(a) English name Seofor which was a dropd to char shamerize the metal. The symbol for facile, Ag, is derived from the Latin word argentum which may have originated from the Greek word argos, inwardness shiny or white. Some of the history of fluent is indecipherable in some argonas. There is no eternalise of the psyche or persons who discovered currency beca purpose it was discovered a wide time ago most likely the denudation occurred very early in human history. Archaeologists have instal eloquent objects dating to around 3400 B.C. in Egypt. There be as well drawings of men working with metal, most likely extracting coin palm tree from ores, in the oldest pyramids. There atomic number 18 written records or funds in India dating back to about 900 B.C. There are also references to smooth in the Bible it was a practice of money and a decorative piece. The Bible also describes the manufacturing groom of flatware. coin was once found in large quantities, all they disappeared long ago due to mining. Now silverish comes in comes in very small amounts from ore and is commonly a by-product of mining of new(prenominal) metals. The major silver producing countries are the fall in States, Mexico, Canada, Peru, Russia, and Australia.         There are m whatsoever(prenominal) uses for silver some of which that are common place and new(prenominal)s that are non. An obvious one is for the use of coins, jewelry, and artwork, which is utilize for about 10% of the silver produced in the conjugate States. About half of the silver produced in the United States is use for the production of photographic film. This is done by pure silver being converted to a compound of silver chloride, silver bromide, or silver iodide which is used to make the photographic film. An separate important u se for silver is in electrical and electroni! c equipment. Electrical and electronic equipment account for about 20% of the silver produced.

Because silver lets electricity flow through it better than any former(a) metal it is the most desirable of all metals for electronics. Silver is used for devices that are so important that cost is non an issue such as electrical devices on spacecraft, satellites, and aircraft so they buns work reliably and efficiently. Silver plating is an other use for when pure silver can not be used so that silver is laid on some other metal in which the metal takes on some of the properties of the silver coating. Other common uses for silver is for dental amalgams, batteries (silver-zinc and silver-cadmium batteries), medicines, mirrors, it can act as a catalyst in chemical reactions to enhance the oxidation of organic compounds in the vapor affirm such as in cars, and to make alloys. If you want to hold a full essay, order it on our website: OrderCustomPaper.com

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