If all the cargo spaces are refrigerated, the ship is called as a fully refrigerated ship, or reefer. If only some of the holds are refrigerated, the ship is called as a partial reefer.

The Fully refrigerated ships are called as Reefers because they are the refrigerated ships that are designed to carry frozen or chilled cargo, such as fruits, orange concentrate, meat and fish. Since their cargo is delicate, these ships are designed to go speedily, and often it’ll be painted in white to hulls the reflection of the suns heat, and helping to keep the cargo cool.

Reefer ships are actually large refrigerators, that are heavily insulated and shuttered with bright metal that prevents infect and is easy to clean also. They are ships which tend themselves to be divided into many spaces than conventional dry cargo ships, with several decks and locker spaces, so that various commodities can be separated and carried, if necessary, at various temperatures. Below the decks a reefer ship resembles a large contemporary warehouse, and cargos are usually carried and handled in palletized form, moved on conveyors or by electric fork lift trucks.