Task: Translation
Input (Xhosa): Njengangoko sele kuchaziwe, iindawo ezivulekileyo kumacandelo onke ekungangeni manzi eziyilwe ukuthintela umlilo ekunabeni mazixhathise emlilweni yaye zingatshi ngumlilo.
Output (English): As already mentioned, the openings in all bulkheads designed to prevent fire from spreading must be fire-resisting and flametight.