
A worker monitors the electrochemical process of extracting pure copper at a smelter in Glogow in southwestern Poland, owned by KGHM the metallurgical giant in the country, on March 24, 2026. (Photo by Wojtek RADWANSKI / AFP via Getty Images)

A worker monitors the electrochemical process of extracting pure copper at a smelter in Glogow in southwestern Poland, owned by KGHM the metallurgical giant in the country, on March 24, 2026. (Photo by Wojtek RADWANSKI / AFP via Getty Images)