IBIA: Still Too Early to Draw Conclusions on VLSFO’s Black Carbon Emissions 28 January 2020 IBIA: still premature to draw valid conclusions on the level of VLSFO’s black carbon emissions.Author: Capt. Johnhttps://worldmaritimenews.com/archives/290127/ibia-still-too-early-to-draw-conclusions-on-vlsfos-black-carbon-emissions/