Scientists found that the surface of swarf, a byproduct of the metal machining industry, is textured with tiny steps and grooves on a nanoscale level. “These textures can anchor atoms of ...

"By spreading just 28 micrograms of the precious metal over 1 cm² of the swarf, we were able to create a laboratory-scale electrolyser that operates with 100% efficiency and produces 0.5 litres ...