Copper wire, wire, aluminum wire each, write out the characteristics of the three metals
Aluminum wire: aluminum wire conductive wire or copper wire than good, not strong, the price cheaper than copper wire, wire and negative generally is not the case with wire,
Iron wire: wire is also conductive, but there is no copper wire, aluminum wire is good, usually used only to tie things;
Copper wires have good conductivity and high temperature resistance. They are the best choice for electric conductors, but they are more expensive;
