Those numbers match what comes up with a quick search: https://www.extension.iastate.edu/grain/topics/EstimatesofTotalFuelConsumption.htm https://www.extension

Those numbers match what comes up with a quick search: https://www.extension.iastate.edu/grain/topics/EstimatesofTotalFuelConsumption.htm https://www.extension.iastate.edu/grain/topics/EstimatesofTo... That study uses 1,043.4 mpg for the fuel economy of a 100,000 dwt ship. Videos of transportation ship engines are cool. Each cylinder is wide enough for a person to lay down inside it. https://youtu.be/G0eMyA388bE https://youtu.be/G0eMyA388bE