Special Degreaser for shellac finishing. Used after application of shellac polish, it is essential to facilitate uniformity and polishing of the substrate by removing residuals of the special polishing oil, Bio-Polieroel. Method of Usage Completed the spreading of Shellac Polish, pour some Borma Finishing Spirit grease remover on a lint-free rag. Pass the damp rag delicately over the surface. Wait for the previous coat to dry. When the application is complete, a uniform bright gloss finish is obtained. Do not use excessive amounts of product, as this could ruin the result.