Mutu wa polojekiti: Kugwiritsa Ntchito Mchere ku Oman Chiyambi cha Project:Oman ili kumapeto kwakum'mwera chakum'mawa kwa chilumba cha Arabia, kuwonjezera pa mafuta, mchere komanso.Maminolo ali ndi mkuwa, golide, siliva, chromium, chitsulo, manganese, magnesium, malasha, etc.
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