Desoldering PCBs with bismuth by Robin Debreuil. 7:30 video.
https://www.youtube.com/watch?v=prw8smYuAIc
Previously:
https://www.homemadetools.net/forum/...082#post149485
https://www.homemadetools.net/forum/...429#post173591
https://www.homemadetools.net/forum/...029#post129845
https://www.homemadetools.net/forum/...3474#post99197
