Non-precious metals and their alloys in the form of flakes, extrudates, granules and powders, and semi and completely foamed bodies produced therefrom for apparatus for locomotion by land, air and water, metal building materials, and transportable metal buildings for further manufacture; metal foam parts for apparatus for locomotion by land, air and water, metal building materials, and transportable metal buildings for further manufacture

aluminum and aluminum alloys in plates and shaped forms, for use as a wood and sandwich construction substitute and in building and construction, as structural materials for land motor and marine vehicles and aircraft, heat exchangers, filters, catalysts, heat shields, safety pads for lifting and conveying systems, protective covers for high rotating machines, and housings for electronic devices, as a stiffening agent for hollow materials, for inflammable packaging for fragile goods, and for ...