The importance of good connections

[coach]

Originally Posted by FOX_111

When soldening, I use a compound that is already mixed with that stuff in the metal. I can see it when the "étein" melt.

How do you translate "étein" in english? It's not lead.

flux? it's the yellowish stuff out of your solder that melts and helps soldering. Acts like a cleaning agent and lubricant so the solder flows better.