What are the amazing facts about Silver?
Silver was found to be separated from lead by civilizations are early as 3000 BC.Its uses were mentioned as far back as the Bible, in the book of Genesis.Silver is an even better electrical conductor than copper, but its high cost makes it less attractive for electrical wiring.Of all the metals, silver also has the highest thermal conductivity.It has the lowest level of contact resistance.Silver tarnishes quite readily in air or water which have hydrogen sulfide or ozone.There are two natural, stable isotopes of silver, Ag-107 and Ag-109.Unlike most other elements on the periodic table, the natural occurrence of each of silver's stable isotopes is nearly equal.There are twenty-eight known radioactive isotopes of silver.The most stable of the radioisotopes has a half-life of over forty-one days and the least stable having a half-life of less than three minutes.Most silver is extracted from copper or lead ores.Several countries have been mining silver since the 1500s.It is most often produced as a result of refining metals such as lead, copper, gold, nickel, or zinc.Mexico, Peru, and China are currently the world's top producers of silver.Silver has a long history of practical applications, but also serves a key role in folklore, fantasy, and even a religious significance in several religions.Throughout history, silver has been used in coin making, jewelry, adornments, mirrors and photo-optics, musical instruments, dentistry and medications, photography, and more.Coins made of silver are believed by Christians to be the bribe price paid to Judas Iscariot to betray Jesus.In several pagan religions, silver was associated with magical powers or feminine energy.Source:- Interesting Facts About Silver and Silver
Wath do you think or know of argentina?
Argentina is a South American country, which speaks spanish. They have beautiful beaches and places to visit and pretty ladies. They have a very insteresting cultures that spaniards brought during their expeditions. Economically, they are stable compared to other latin american countries. They are the makers of Bersa line of firearms (I own one, Bersa Thunder Cal. 40). They lose the battle for the Falkland Island to Great Britain. Que pasa? Muchos Gracias.