Duraluminum, mostly manufactured from aluminum and copper, and used in aircraft and auto pieces; and magnox, The resulting alloys, from time to time much more malleable than aluminium itself, may be moulded into a number of shapes, such as the aerodynamic arc of a airplane's wings, or its tubular fuselage. https://sheds-and-garages45667.theideasblog.com/37888223/aluminium-greenhouse-secrets