Earlier in this series, we made the case for copper being “the metal that built technology.” Some readers took issue with that statement, noting correctly that meteoric iron and gold were worked long ...

If you are in need of a lesson on just how much things have changed in the last 60 years, an anecdote from my childhood might suffice. My grandfather was a junk man, augmenting the income from his ...

Western processors seek cleaner and more controlled melting processes Gold producers and precious metal processors are ...

Conventional metal refining has long been criticized for its harmful environmental impact, generating significant emissions and toxic byproducts. Phoenix Tailings has introduced a scalable, ...

Chinese scientists have developed a new molecular refining method. This technique may significantly reduce energy consumption ...

Federal Metal Co., Bedford, Ohio, has announced it will invest approximately $17.8 million to construct and equip a facility in North Little Rock, Arkansas, to process postconsumer aluminum-copper ...