``Sierra Leone & Liberia hold multibillion barrel oil
African Petroleum Limited has announced its 3rd quarter report ending 30th September 2011 revealing its corporate financial position, operational successes and plans for 2012, also strongly expressing confidence in the emerging fact that Sierra Leone and Liberia ``hold potential'' multibillion barrel offshore oil fields in the largest fan systems.
Recent oil discoveries have increased international interest in the Tunisian oil extraction industry.