FOBAS reports fuel quality issues from Istanbul bunkers
On April 29, FOBAS released a bulletin concerning fuel samples from vessels that reported issues with fuel injection equipment, specifically the malfunction of jerk-type fuel pumps, that bunkered fuel in Istanbul during March and April 2025.
As explained, the fuel samples were subjected to extended chemical analysis, revealing the presence of several chemical substances, including 4-Cumyl Phenol, Cyclohexane Diol, Resin acids, Acrylates, Dicyclopentadiene (DCPD), Indene, and trace amounts of Tetrachloroethylene. Some of these chemicals, particularly those used in resin and plastic manufacturing, can polymerize under heat and pressure, potentially causing problems in the fuel injection system.
Despite the fuels being
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