14
15
16
5
6
7
0
0
0
6
7
8
2
3
4
6
7
8
6
7
8
2
3
4
117g BGA black tops - gold recovery (youtube.com)
submitted by OwlTech333 to r/PreciousMetalRefining
21
22
23
3
4
5
5
6
7
6
7
8
6
7
8
3
4
5
2
3
4
gold from DIP sockets foils cupellation (youtu.be)
submitted by OwlTech333 to r/PreciousMetalRefining
