XPost: sci.electronics.repair   
   From: look165@numericable.fr   
      
   The older method is the metallic brush and some elbow oil !   
   It is efficient.   
      
      
   oldschool@tubes.com a écrit :   
   > I got an old AM-FM pocket transistor radio which looked good and clean   
   > till I opened the battery compartment. Very corroded carbon zinc   
   > batteries were in it. After removing them, I cleaned off as much of the   
   > corrosion as possible by scraping with a plastic stick, and scrubbing   
   > with q-tips and rubbing alcohol. That got rid of most of it, and I was   
   > surprised to find the battery clips are not badly damaged, but I had to   
   > use a fingernail file (sandpaper strip) on the ends of the springs.   
   >   
   > Better yet, the radio works perfectly.   
   >   
   > But there is still a little of that battery corrosion still in there. In   
   > all the years I've worked on electronics, I have never found a perfect   
   > way to clean up leaked batteries. Is there some sort of spray or a   
   > chemical that will dissolve or deactivate that crap?   
   >   
   > Of course it has to be safe for the circuit board and components too. I   
   > use the 91% isopropyl alcohol, so it evaporates quickly and leaves   
   > little water residue behind. (Then leave it dry well before use).   
   >   
      
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