Something that’s commonly seen in wiring since the 1970s is copper-clad aluminium (CCA) wire. This is basically what the name says: an aluminium core that is clad in copper, making it a bimetal.

US-based manufacturer SVS has added two subwoofers to its range, promising they will offer "reference low frequency ...

[Ken] boils down his process of building enclosures out of copper clad (PDF) circuit board material ... Next, he uses some 20 gauge wire as a shim between a ninety-degree joint and a right angle ...

The wire is there to direct ... The copper-clad wires are steel wires covered with a thin layer of copper. “It has very little street value,” Hoen said. Not an isolated problem Other forms of copper ...

The city of Fresno is trying to take down copper wire thefts, affecting Fresno County businesses, farms, and infrastructures ...