For most of the history of industrial electronics, solder has been pretty boring. Mix some lead with a little tin, figure out how to wrap it around a thread of rosin, and that’s pretty much it.

The two most commonly used types of lead-free solder are SnAgCu (tin-silver-copper, also called SAC) and SnCu (tin-copper). SnAgCu alloy with 3% silver and 0.5% copper (SAC305) was initially ...

should use a tin/copper/whatever alloy instead. You should also wash your hands with soap and water every time you handle solder that is a lead mix. In addition to being able to repair your ...

Soldering bonds two or more metal objects together by melting a different kind of metal and using it as a kind of glue. This bonding metal, usually tin and lead, is called "solder." It comes as ...