Salt


Saltwater and UV alchemy: Researchers develop eco-friendly gold extraction method

The new technique eliminates toxic chemicals by using a common disinfectant and a recyclable polymer to recover gold from electronic waste.

 Saltwater and UV alchemy: Researchers develop eco-friendly gold extraction method. Illustration.

Salt substitute reduces stroke recurrence

Researchers advocate broader adoption of potassium-enriched salt to combat high stroke recurrence rates among stroke survivors.

 Salt substitute reduces stroke recurrence and deaths among stroke survivors in major Chinese study.