The valuation of refineries being sold by Brazilian state-run oil company Petrobras might face additional pressure as the country's oil regulator mulls banning the use of S500 diesel, sources familiar ...
BRASILIA, May 28 (Reuters) - Brazil will increase the amount of biodiesel that must be blended into diesel to 6 percent in July and to 7 percent in November from the current 5 percent, Mines and ...