Clean & regrease for now.
Chainset has come up well with just a degreaser solution, rag and very fine wire wool.
Looks like tinfoil trick could clean it up some more. Try it out, start on the area that’s less visible as (very rarely) it may cause pitting on the chrome surface.
@Pawlus started
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Clean & regrease for now.
Chainset has come up well with just a degreaser solution, rag and very fine wire wool.