Rustins french polish is made from flake shellac dissolved in alcohol suitable for french polishing all dark and light coloured woods when a light to medium brown tone is required also suitable for sealing wood before waxing when applied correctly it will produce a high gloss finish alcohol evaporates rapidly leaving a film of shellac on the surface of the timber wood should be clean and smooth if grain is open fill with rustins grainfiller furniture that is to be renovated should be cleaned wit