Every soldering station on an assembly line will have three things. A roll of brand new solder, flux (I like Kester 951, you can buy it in a pen), and a nice soldering iron. That’s all you need.

Steel wire, screwdrivers, nails, and Alan wrenches are all potential tools for your emergency soldering. Just heat your wire or other steel tool over some open flame for 20-30 seconds and then ...

2. Proper solder tip sizes and shapes are very important in getting a good solder connection. When soldering wires, we prefer using the flat tipped ones (sometimes called "spade tips").

Just heat up the wire for a few seconds and you should be able to melt solder with ease. You might want to consider adding some kind of insulation between the copper wire and the lighter’s ...