Stone Pro Wet Poultice is a topical poultice that pulls oil and waterborne stains out of natural stones Does your granite have unsightly stains from olive oil, butter, frying grease or other staining agents? Remove them easily with Stone Pro Wet Poultice. This oil stain remover for granite safely removes surface and deep set stains without discoloring the stone surface. Its non-acidic formula will not affect even the most sensitive stone. This product is ideal for removing oil and grease stains from kitchen countertops. Ready-to-use paste requires no mixing or measuring.