Extended Operational and Trade Vocabulary
Marine Fuels, Bunkering, and Alternative Fuels glossary (page 2)
Vocabulary of marine fuels and bunkering: abatement technologies such as scrubbers and SCR, ISO 8217 quality parameters like acid number, fuel additive packages, major bunker hubs, and the alternative fuels including LNG, methanol, ammonia, hydrogen and biofuels adopted to meet MARPOL Annex VI limits and reduce greenhouse-gas emissions.
259 defined terms.
Showing 9 on this page (page 2 of 2).
W
- WFS (World Fuel Services)
- A major global marine fuel reseller and physical supplier, now operating as World Kinect Energy Services.
- World Kinect
- The rebranded parent of World Fuel Services, active in marine bunker trading and supply.
X
- X-ray fluorescence (XRF)
- Spectroscopic technique used for sulfur and trace metal determination per ISO 8754, ISO 14596, and related methods.
Y
- Yara Birkeland
- Pioneering autonomous battery-electric container ship.
- Yara Eyde
- Newbuild ammonia-fueled ammonia carrier announced by Yara and NCL with delivery 2026.
- Yeosu
- South Korean refining complex with GS Caltex tankage supplying bunker barges along the south coast.
Z
- Zero Carbon Fuel
- Fuel with no direct CO2 emissions at the point of use, such as ammonia or hydrogen.
- ZESTAs (Zero Emission Ship Technology Association)
- An industry association advocating for zero-emission propulsion technologies and fuels.
- Zinc (Zn)
- A trace metal of concern in residual fuel; ISO 8217 limits Zn to 15 mg/kg to control engine wear.