It is, however, not quantity alone that determines whether specialised ships should be used, but on occasion also the qualitative requirements that have to be met for the carriage of specific goods.
Nokuba, hayi ubuninzi bodwa obumisa ukuba zingasetyenziswa na iinqanawa ezikhethekileyo, kodwa ngokweziganeko kwakuye nemimiselo elungileyo emayilandelwe xa kuthwalwa iimpahla zomlinganiselo ofanelekileyo.