الفهرس 
IntroductionOnly 14 pages are availabe for public view
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Abstract
Results of the study reveal that : effluents of the sugar factory of abu_kurkas ara extreemly polluted thermally and chemically .temperature of water exceeds40C.The stream of the factory of soap and hydrogenated oils in minia also showed signs of polluytion where its water acc ounts for maxiima of5.1mg