New ‘rock candy’ technique offers a simpler, less costly way to capture carbon directly from air
In this prototype carbon capture apparatus, a solution of potassium hydroxide is wicked up into polypropylene fibres; circulating air evaporates the water in the solution, concentrating it to very ...
Researchers at the US’s Idaho National Laboratory have taken a water treatment technology and adapted it for selectively separating rare earth elements and transition metals. This chemical process, ...
Veolia Water Technologies has engineered and designed a production process that recovers lithium carbonate and sulphate of potash from clay deposits using HPD evaporation and crystallization systems.
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