Scientists Find $1.8 Million Worth of Gold in Swiss Wastewater
- Switzerland is home to some of world’s largest gold refineries
- Concentrations high enough to consider recycling, study shows
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Switzerland’s gold refineries may want to consider starting a recycling program.
Scientists at the Swiss Federal Institute of Aquatic Science and Technology estimate that about 43 kilograms of gold -- worth about $1.8 million -- passes through the country’s wastewater every year.