Copper smelting, a critical process in metal production, often leads to the generation of slag containing valuable metals. Traditionally, this slag has been discarded, causing environmental issues and ...

Computed tomography is now doing for ancient metalworking what it once did for medicine, turning opaque fragments of slag into detailed cross-sections of early technology. By peering inside 5,000-year ...

Copper smelting - a critical process in metal production - often generates slag, which contains valuable metals. This slag has historically been thrown away, causing harm to the environment and ...