Instant Calcium, Rust & Lime Remover - Gallon RefillC.R.L means clean, reveal, and luster! Do it the right way with this deposit killing organic formula. One spray then polish away with Calcium, Rust & Lime Remover!Quickly and easily removes even the crustiest of stains, deposits and build-up. Made of organic salt, it is safer and easier to use than traditional cleaners. Recommended for removal of hard water spots and rust stains.Use On:GlassPlastic & AcrylicsAluminumFiberglassTileStainless SteelBrassCopperPainted SurfacesEnamel finishes Instantly Removes:Hardwater SpotsEncrusted Calcium/Lime DepositsHeavy Green TarnishHeavy OxidationRustCorrosionGreaseOilWater StainsSoap Scum Build-up Not for: Chrome, Marble, some Granite, Jura, Travertine & TerrazzoWARNING: This product can expose you to chemicals including Methanol which is known to the State of California to cause reproductive harm, and 1, 4-Dioxane which is known to the State of California to cause cancer. For more information go to P65Warnings.ca.gov.