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Diamonds from CO2?
What? Can the most valuable precious stones be made from CO2? Mining them is hardly environmentally friendly. Could it be possible to filter carbon dioxide out of the air to create the gems? How does it work? DW's Ahmad Kalaji investigated.
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By DW.COM | Deutsche WelleWhat? Can the most valuable precious stones be made from CO2? Mining them is hardly environmentally friendly. Could it be possible to filter carbon dioxide out of the air to create the gems? How does it work? DW's Ahmad Kalaji investigated.