However, it's toxic and bad for the environment. Many solders contain a rosin core, which aids in cleaning the wires you're ...

To sum up: you want thin, rosin core ... also great for saving your finger tips from burns by holding wires in place while you solder them. To successfully solder a component, don’t melt ...

which depends on a little prep work to end up only slightly more complex than soldering to copper. A typical way to make a reliable electrical connection to aluminum is to use a screw and a wire ...