Workers in this unit group load and unload freight, carry goods in warehouses and markets, pack and label materials and products for distribution or transport, operate baling presses, and perform related freight handling tasks. Their functions include: loading and unloading ships' cargoes; loading and unloading goods carried in trucks, wagons and other land vehicles; loading and unloading aircraft cargoes; connecting hose lines between shore installations and tanks of ships to load and unload liquids; carrying and stacking goods by hand in warehouse or market; wrapping objects; packing liquids, materials and objects in containers; affixing labels and making identification and other marks on containers; operating a baling machine to compress and bind materials into bails; performing related tasks.