The Kroll process is the most common method ... with the mid-grade product going for blending and further refining while the high-grade metal is further chopped and crushed into small chunks.

Experience the art of blacksmithing as raw metal is skillfully heated, hammered, and shaped into a razor-sharp edge. This process requires precision, strength, and expertise to refine the metal ...

The move is one of several planned for an executive order Trump could sign as soon as Wednesday after he told Congress last ...

Falcon Gold & Precious Metals is set to open Qatar’s first ... proprietary adaptation of the aqua regia technique, a refining process that maximizes gold purity while minimizing environmental ...

(Reuters) - U.S. President Donald Trump aims to build metals refining facilities on Pentagon ... order try to alter the federal mine permitting process, which was set by the 1970 National ...