NYK Bunkers Ammonia-Fueled Tug to Prepare for Sea Trials

Japan’s NYK Group reports it has taken another key step as it prepares to start sea trials for the first ammonia-fueled harbor tug. After years of planning, design, and permitting, the conversion project began to outfit the first tug boat to operate on ammonia as its primary fuel.

Bunkering of the Sakigake, which is also being called A-Tug, took place yesterday, July 17 in Yokohama, Japan. The bunkering was completed using the truck-to-ship method, marking the first time the tug has been...