Alabi Ismaila Olanrewaju; Okediji Adebunmi Peter; Ogedengbe Temitayo Samson; Joseph Ojotu Ijiwo; Olukokun Tolulope Opeyemi. Comparative Analysis of Selected Animal and Vegetable Oils Suitability in Machining of Plain Carbon Steels. int. j. eng. mgmt. res. 2019, 9, 152-161.