A new electrochemical technique published in the journal Nature Catalysis now proposes to separate urea from urine in its ...

The kidneys are organs of the urinary system - which remove excess water, mineral ions and urea. Blood is transported to the kidney through the renal artery. The blood is filtered at a high ...

Urea is an emerging contaminant ... crystals that activate in the presence of light, releasing silver ions with antimicrobial activity. In ancient Greece, over 3,000 years ago, wise men used ...