As the thermometer falls and the leaves turn colors, the temperature underground remains constant. Geothermal heating (and cooling) technology takes advantage of the earth's constant temperature to keep your home warm in the chillier months.
[Photo courtesy of USFWS - Pacific Region]
Turning the raw materials into pure copper is a complex and usually very energy-intensive process. Hydrometallurgy, including the electrowinning(EW) process, reduces that energy overhead significantly, making the refining process more efficient and economical.
[Photo courtesy of Cornelius Michael]