Discussion about the Korg PolySix synthesizer

>>I  had that idea and did that on my polysix...a bakingsoda wash   to clean
>>the battery area, but I cant say it stopped anything from eventually getting
>>worse.(at least in my case)
>>    
>>

Surely the issue here is that NiCd batteries actually have an alkali 
electrolyte, not acid.... maybe the stuff that leaks out is
actually acidic but I doubt it.

It's still a nasty effect, whatever the chemistry of it is :)

Cheers,
        Robin.