Easily & effortlessly remove iron oxide/rail dust stains from your DMU/EMU trains with Boris Carbonoff™, specially inhibited and fortified to effortlessly clean while protecting your painted fleets finish. Easily removes 3rd rail wheel & rail iron dust from car bodies, carbon shoes, inspection points, blowdown pit operations and tunnel wall soot too! Clean Your Most Difficult DMU/EMU Soils... WOW!