It looks like all of these have a bulge on the top and obviously the reddish corrosion on top. I read up a little about this problem but I wanted a more professional view.

It looks like all of these have a bulge on the top and obviously the reddish corrosion on top. I read up a little about this problem but I wanted a more professional view.

| Ranking | Name | Answers |
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| 1 | PCBWay Team | 8 |
| 2 | Engineer | 1 |
| 3 | Engineer | 1 |
| 4 | Dr. TRonik | 1 |
| 5 | John samathanam | 1 |