PROJECT Za Kuyesa Za Ofesi Yathu Njira Yachitukuko Dipatimenti Yoyesera ya IES Kuyesa kwa UV ultraviolet Nthawi zonse kutentha ndi chinyezi kuyezetsa nyale Mayeso opopera mchere Kuyesa kwamphamvu kwa waya Die Discharge & Grinding Department Dipatimenti ya jekeseni wamafuta