If sources were to be believed, the US unit of Petrobras has agreed to settle a lawsuit over alleged toxic emissions from its Pasadena oil refinery by paying $3.5mn. The Petrobras subsidiary will additionally pay a $350,000 penalty to the U.S. government for emitting SOx and other pollutants over permitted levels. The settlement has come at a time when the company is planning to sell the 112,229 bpd capacity refinery.