ShipTech newsletter: A digital tool to keep crews fed and happy, ballast water tech problems 5 December 2024 Also, Scandlines asks Caterpillar to look at methanol dual-fuel as U-Ming goes big with FlettnersAuthor: Capt. Johnhttps://www.tradewindsnews.com/technology/shiptech-newsletter-a-digital-tool-to-keep-crews-fed-and-happy-ballast-water-tech-problems/2-1-1748777