Explanatory notes
… it is even lighter than the latter. It can take on a high polish, but this disappears fairly quickly on exposure to … rolling, drawing, extruding or forging, or for casting into shaped articles. (2) Magnesium waste and scrap . The … in group (3) below. (3) Bars, rods, profiles, plates, sheets and strip, foil, wire, tubes and pipes, hollow …