The hull of a ship can be compared with a box, the ends of which are faired off to form the bows and stern, and the underwater portion of which is shaped to reduce its resistance to the water when moved through it.
Isiqu senqanawe singaqhatheniswa nebhokisi, iziphelo ezisusiweyo ukwenza umphambili inomva, nale ngxenye iphantsi kwamanzi eyakhiwe ukunciphisa inkcaso emanzini xa idadayo.