instruction:
In this task, you are given a sentence or phrase in English. You must translate it to Xhosa in a way that is equivalent in terms of meaning and grammatically correct.
question:
Buoyancy tanks or compartments may be filled with a buoyant material which must not be adversely affected by oil.
answer:
Iitanki okanye iikhompathimenti zamandla okudada zingagcwaliswa ngezinto zokudada ekungafuneka zichaphazeleke ngokungalunganga yi-oyile.


question:
It also permitted for the first time the use of inflatable lifesaving appliances and brought the rules for the carriage of bulk grain up to date.
answer:
Yavumela okokuqala izisindisi mphefumlo ezibuvutha izise imithetho yokuthwala imithwalo.


question:
The certification of draught marks at bow and stern, the permanent cutting-in of the official number (which is never altered once the ship is registered), and the register tonnage on the main beam of the ship are also required.
answer:

Ukholiseko lomsinga womoya wophawulo lweqhina kunye nomva wenqanawa, isigxina sosiko olukwinani lomphathi (engasoze iguqulwe kanye kwinqanawa ebhalisiweyo).