The special cargo thus calls for the special ship, the economical use of which appears to be assured if there is a continuous flow of cargo over a time.
Umthwalo wexeshana uye ubizelwe inqanawa yexeshana, umsebenzi wezoqoqosho othi uvele uqinisekiswe ukuba kukho ukuqhubeka okungamiyo, kothangelwa komthwalo ngexesha.