The Bar Keepers Friend Spray & Foam Cleaner is perfect for removing mineral deposits, oil and grease, rust stains and everyday grime, this cleaner works wonders on stainless steel, tile, porcelain, ceramic, fiberglass, aluminum, brass, chrome and glass. The trigger allows you to switch from spray to foam for ease in use on vertical and horizontal surfaces. It can even be used upside down. It’s great for toilet bowls and regular use will inhibit rust growth and mineral deposits. *Not for use on natural stone such as granite or marble.