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Expert's Corner — steel wool

TIP: Deteriorated Finish

acidic repair steel wool the finishing store wood wood finishing woodwork woodworkers

TIP: Deteriorated Finish

It’s common to see old finishes that have bubbled up in areas where they are touched by oily human skin or perspiration. These areas include chair arms and backs and around door and drawer pulls and knobs. The example shown is the crest rail of an old dining chair. Oily skin and perspiration are slightly acidic, and the acid breaks down the finish over many years. If you catch the problem early, you can sometimes sand or steel wool through the deteriorated part at the surface of the finish to reveal good finish underneath. You could then apply another coat...

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