It is normal practice to clean the tanks during the ballast leg of the voyage, since only clean ballast water may be discharged in the loading port.
Ukwenza okuko kucoco lwetanki ngexesha lomlenze wozinziso lohambo ngenqanawa kuba ukucoca uzinziso lwenqanawa lwamanzi ingakhutshwa kwizibuko lokulayishwa kwezinto