VLSFO quality remains a headline IMO2020 topic. As suppliers are getting more experienced at producing VLSFO blends, the proportion of off-spec tests has been declining, although certain quality concerns remain. One of these is the reduction in viscosity, which is due to more distillate blending. This has resulted in vessels being required to adjust age-old practices in order to handle and consume the fuel and moreover require a change in tact when procuring bunkers.
The choice of fuel is often...