Brazilian President Luis Ignacio Lula da Silva greets workers at the inauguration of the Petrobras P51 platform near Angra dos Reis, Brazil, Oct. 8, 2008. The P51 is the first semi-submersible platform, touted as the world's largest, made entirely in Brazil. (Australfoto/Douglas Engle)

Brazilian President Luis Ignacio Lula da Silva greets workers at the inauguration of the Petrobras P51 platform near Angra dos Reis, Brazil, Oct. 8, 2008. The P51 is the first semi-submersible platform, touted as the world's largest, made entirely in Brazil. (Australfoto/Douglas Engle)