Admittedly, we have a pretty low bar for that kind of stuff, but eye candy aside, [Robin Debreuil]’s quick outline of his technique for desoldering with the help of bismuth is worth watching.

A reader recently requested a chemistry lesson about bismuth. Why?? Beats me. It takes all kinds. Some people eat sweetbreads and some like nipple clamps. What follows may or may not be worse. And, by ...