E-Tech's Marine Stainless Steel Polish is specially formulated to clean marine grade stainless steel. The formula is designed to work especially well on salt deposits although it works for all kinds of discolouration, oxidisation and other marks.Specially formulated for marine stainless steelTough on salt depositsRemoves most kinds of discolourationE-Tech's Marine Stainless Steel Polish is specially designed to work on stainless steel used in marine settings. E-Tech have formulated this specifically to work well on salt deposits, although it also works on other stains, discolourations, and oxidisation.The compound used is free from ammonia, harmful solvents, and silicones. It uses a fine abrasive roughly equivalent to 2000 grit abrasive paper.It's non-flammable, non-toxic, and non-hazardous to human health or the environment.