Como extraer el Oro de los electrodomesticos viejos



A los señores de TARINGA que les gusta experimentar, la BBC muestra un video muy bien explicado, donde extraen el oro de partes de computador, celulares etc.


Como extraer el Oro de los electrodomesticos viejos


Nota original en Ingles.

Gold is used in minute quantities in many electrical items because of its conductivity and resilience. Even the sim card in your mobile phone contains a layer of gold thinner than your hair.

Jem Stansfield throws his own mobile phone in with bits of old computers and circuit boards in an attempt to create his own gold nugget but it is not an easy task - potentially lethal acids and temperatures of 1,000C are needed if the experiment is to work.


aqui pueden ver el video y volverse ricos

http://www.bbc.co.uk/news/science-environment-14621075?utm_source=twitterfeed&utm_medium=twitter



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