Soldering Iron: What is it and how does it work?

All About the Soldering Iron

              A soldering iron is a hand tool used in soldering. It supplies heat to melt solder so that it can flow into the joint between two work pieces. A soldering iron is composed of a heated metal tip and an insulated handle. The soldering iron here at the MakerSpace is typically used for fusing wires together with solder, and can really come in handy with circuitry.