After a black or red wire carries electricity to a light, appliance or device, the neutral returns it to the electrical panel ...

Specific colors are used for specific equipment. Knowing these colors makes troubleshooting electrical systems easier. Note that these are for boat wires. Individual equipment usually has just black ...

For instance, red electrical tape in the U.S. is used on a wire carrying phase B, low-voltage current. But internationally, it represents sheath 415V three-phase. Black electrical tape is probably ...