Copper wire is a linear conductor made primarily of copper. Its conductivity is second only to silver, and it is also cheaper, making it a core material for power transmission and electronic equipment.

Copper wire is a linear conductor made primarily of copper. Its conductivity is second only to silver, and it is also cheaper, making it a core material for power transmission and electronic equipment.

Copper wire is a linear conductor made primarily of copper. Its conductivity is second only to silver, and it is also cheaper, making it a core material for power transmission and electronic equipment.