If you're trying to find ways to upgrade the surface, consider using polyurethane. It is a clear and protective coat that adds a glossy finish and shields your floors from scratches, spills ...
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8 Best Polyurethane Finishes for Wood
Unlike lacquer, shellac and varnish, which have been around for centuries, polyurethane is a product of 20th-century lab technology. In some ways, polyurethane is better than traditional film coating.