Petrobras made a discovery in 2001.
What discovery was made by Petrobras in 2001?
It was estimated that they had at least an estimated 0.6 billion bbl of heavy oil.
It was estimated that there was at least an estimated 0.6 billion bbl of heavy oil.
Qual foi a descoberta da Petrobras no início de 2001?
Qual foi a descoberta feita pela Petrobras no início de 2001?
Eles encontraram pelo menos uma quantidade recuperável de óleo pesado
Eles encontraram pelo menos um valor recuperável estimado de 0,6 bilhão de barris de óleo pesado.