Ships equipped with permanent container cells, with little or no space for other types of cargo.
                     
                    
                    A ship designed for carrying different types of cargoes requiring different methods of handling.
                     
                    
                    A cargo vessel with flat bottom and straight sides for navigation in shallow waters, the mast being usually stepped in a tabernacle for lowering when passing bridges, etc. Leeboards are generally used to increase the draught of water when sailing. Ships designed to carry barges; some are fitted to act as full containerships and can carry a varying number of barges and containers at the same time.
                     
                    
                    An acronym taken from the words "Roll-On/Roll-Off" and used to describe a particular type of trailer-on-ship operation. Freight ship or ferry with facilities for vehicles to drive on and off (roll-on roll-off); a system of 
                    loading and discharging a ship whereby the cargo is driven 
                    on and off on ramps. Equipped with large openings at bow and 
                    stern and sometimes also in the side, the ship permits rapid 
                    loading and discharge with hydraulically operated ramps 
                    providing easy access. Fully loaded trucks or trailers 
                    carrying containers are accommodated on the deck.
                     
                    
                    Ships fitted with tanks to carry liquid cargo such as : 
                    crude petroleum and petroleum products; chemicals, Liquefied 
                    gasses (LNG and LPG), wine, molasses, and similar product 
                    tankers.
                     
                    
                    Cargo ship that carries cargoes of nonuniform sizes, 
                    often on pallets, resulting in labor-intensive loading and 
                    unloading; calls at various ports to pick up different kinds 
                    of cargoes. All vessels designed to carry bulk cargo such as 
                    grain, fertilizers, ore, and oil.