We can thank Aluminium for the changing image of modern cities and towns: the clarity of lines, the feverish desire to grow skyward, the beauty, functionality and environmental compatibility of present-day megalopolises. The glass faces of office skyscrapers are supported by lightweight and sturdy Aluminium frames. Entertainment, trade and exhibition centres literally rest on Aluminium frameworks. Stadiums, pools and other sports facilities are also built using Aluminium structures. This metal became one of the most popular materials among builders, architects and designers for the following reason.
After iron, aluminum is now the second most widely used metal in the world.
The properties of aluminum include: low density and therefore low weight, high strength, superior malleability, easy machining, excellent corrosion resistance and good thermal and electrical conductivity are among aluminum most important properties