Imagine you’re a commando, doing some big secret mission on the continent in the midst of World War II. You need to hook up some wires to your explosive charges, and time is of the essence. Do you bust out the trusty Weller and see if those petulant Axis chaps will let you plug it in somewhere? No! You use a pyrotechnic self-soldering sleeve, as [Our Own Devices] explains.
This is a companion discussion topic for the original entry at https://hackaday.com/2024/01/31/check-out-these-amazing-self-soldering-sleeves-from-world-war-ii/