Singapore is fast becoming a hotbed for alternative bunker fuel research after Keppel Corp and AP Moller-Maersk announced plans for a feasibility study into the practicalities of using ammonia as a bunker fuel in the city state.

The two respective giants of the offshore and liner sectors are also teaming up with Fleet Management, Maersk Mc-Kinney Moller Center for Zero Carbon Shipping, Sumitomo Corp and Yara International in the study.