What is a F1 car made of, The McLaren GT 12C, LeMans 24 hour and trading in two wheels for a set of four; Nico Rosberg, Mercedes GP Petronas driver explains the F1 Monocoque; a crash protection structure to absorb energy in the event of an impact; And in 2011 the winner of the duel is once more: Audi. It's the German manufacturer's tenth win in total in the prestigious Le Mans race!
