Shakak, M.A.S., Okasha, K.R.A.A. and Mustafa, S.E. 2016. Physicochemical Changes of Repeatedly Used Oils for Food Frying Collected From Some Restaurants in Sudan. IJRDO-Journal of Agriculture and Research (ISSN: 2455-7668). 2, 9 (Sep. 2016), 25-40. DOI:https://doi.org/10.53555/ar.v2i9.123.