Among structural metals currently on the market, magnesium is the lightest
one: in fact magnesium has a specific gravity weight of 1,8 kg\dm3
against, for example, 2,7 kg\dm3 for aluminium.
Magnesium
is widely employed in the motorcar and motorbike industries as well
as in the aeronautic and missile ones, and many other fields where
weight is an essential point
