Inuwa, Naseer, Zaini Assim, Omolayo Omorinoye, Ebenezer Asare, Yahaya Adamu, and Sa’adatu Muhammed. 2022. “Concentration of Polycyclic Aromatic Hydrocarbon (PAH) in Roots and Leaves of Polyscias Fruticosa Used in Phytoextraction of Crude Oil Spiked Soil”. UMYU Journal of Pure and Industrial Chemical Research E-ISSN: 2814-1628 P-ISSN: 2814-1636 2 (1):73-87. https://ujpicr.umyu.edu.ng/index.php/ujpicr/article/view/14.