Chemicals for preventing corrosion; Preparations for coating surface to protect against corrosion; Preparations for inhibiting corrosion; Preparations for preventing corrosion; Preparations for protection against corrosion; Preparations for the treatment of metal surfaces to resist attack by corrosion; Preparations for treating metal surfaces for protection against corrosion; Radiator and cooling system rust and corrosion inhibitors; Anti-corrosive agents; Anti-corrosive compositions; Anti-corrosive compounds; Anti-corrosive preparations; Anti-corrosive substances; Anti-rust products; Spray coatings (anti corrosives); Paints, varnishes, lacquers; preservatives against rust and against deterioration of wood; colorants; mordants; raw natural resins; metals in foil and powder form for painters, decorators, printers and artists; coatings (paints); coatings for waterproofing (except chemicals); additives to paints, not being chemical preparations for the manufacture of paints; chemicals for preventing corrosion; preparations for coating surface to protect against corrosion; preparations for inhibiting corrosion; preparations for preventing corrosion; preparations for protection against corrosion; preparations for the treatment of metal surfaces to resist attack by corrosion; preparations for treating metal surfaces for protection against corrosion; radiator and cooling system rust and corrosion inhibitors; anti-corrosive agents; anti-corrosive compositions; anti-corrosive compounds; anti-corrosive preparations; anti-corrosive substances; anti-rust products; spray coatings (anti corrosives).