Interesting Engineering on MSN
Chinese scientists recover 98% of gold from old phones in 20 minutes at low cost
Chinese scientists have developed a rapid e-waste mining method that extracts gold in under 20 minutes at around one-third of ...
New method can extract precious metals from old mobile phones, computers and home appliances in less than 20 minutes.
Interesting Engineering on MSN
Swedish firm’s massive 50-ton electric vehicles to help extract gold from Canadian mine
Canada's Eldorado Gold has announced it will up its electric mining vehicle fleet by another ten from 2026 to 2027.
An Aussie seaweed company is jumping on gold’s stunning price surge with a wild new proposal to extract the precious metal ...
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There’s Gold Trapped in Your iPhone – And Chemists Have Found a Safe New Way to Extract It
In 2022, humans produced an estimated 62 million tonnes of electronic waste – enough to fill more than 1.5 million garbage trucks. This was up 82% from 2010 and is expected to rise to 82 million ...
Getting your Trinity Audio player ready... A company that wants to extract gold from piles of decades-old mining waste outside Leadville no longer plans to use cyanide in its processes after hearing ...
NASA scientists estimate that there are almost 20 million tons of gold dissolved in the water of the seas and oceans.
KEDOUGOU, Senegal (AP) — The quickest way to separate gold from rock, Sadio Camara says, is with a drop of mercury. She empties a dime-sized packet of the silvery liquid into a plastic bucket of muddy ...
Refractory gold ores present significant challenges to conventional extraction methods. In these ores, gold is tightly encapsulated within sulphide minerals or locked by carbonaceous matter, thereby ...
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