Re: BLACKSPOTS


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Posted by scientist on October 27, 2002 at 08:50:20:

In Reply to: BLACKSPOTS posted by De on October 27, 2002 at 01:45:00:

If they are actually in the SEAMS of the metal, they are not the fault of the repairman.

If they (more likely) are along LEAD SOLDER JOINTS, those are "acid runs". The repairman didn't neutralize all of their solder flux prior to polishing.


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