Do you know that a huge amount of gold is recovered each year from mobile phones? Yes the circuit in mobile phones contains gold and when these mobile phones are thrown away some people collect them to extract that gold.
Previously extracting the gold from mobile phones was a difficult and dangerous task because the chemicals used were toxic and hazardous to health.
[junkie-alert style=”green”] Researchers from University of Edinburgh have developed a new extraction method that recovers gold from mobile phones and computers without using toxic chemicals.The method uses an acid to dissolve the circuit boards and after adding a chemical compound the gold is separated from the melted liquid. [/junkie-alert]
This method will help to extract 300 tons of gold from mobile phones, Computers, TV’s and other devices. The researcher is in negotiations with gold mining companies to mold it for their use. They believe it will reduce pollution from gold mining.