Oil-Based Cleaner Polishes And Cleans Stainless Steel And Most Other Metal Surfaces Such As Chromium, Aluminum, Zinc, Mild Steel, Brass Or Copper Silver. When Used On These Surfaces In Accordance With The Directions, This Cleaner Restores A Brilliant Shine And Leaves A Protective, Ultra-High Gloss Film That Helps Decelerate Tarnishing.