Re: Flushing WD40? kerosene? out of Cherry MX keyswitch

Jul 13, 2026 0 Replies



>> If a keyboard's Cherry MX keywitch got some WD40 inside, is it
>> possible to flush it out?
>>
>> I popped their keycaps and smelled the corresponding MX keyswitches >> underneath.
>> It's like kerosene or WD40, I could not tell.
>>
>> So, could those mysterious liquid be cleaned without replacing the
>> corresponding keyswitches?
>
> I would personally try 99% isopropyl alcohol. It is cheap and likely easy
> for you to find, and likely will take most of the oils off the keyboard.
> It shouldn't take long to fully evaporate either, probably real quick if
> you put it out in the sun.

I suppose both kerosene and WD40 are volatile fluid? In that case, maybe I could just bake the keyboard under bright sunlight for a few hot summer days in Hong Kong right now.


Then I could immerse the TKL keyboard into a big bucket of hot water for a day, then leave it to dry under sunlight again for a few hot summer days.


Well... worth trying as this method does not need anything special, nor involve fire risks. Meow....

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