Bulus, L.N. and Odetoye, T.E. 2022. Biolubricant Production from Parinari Polyandra and Azadirachta Indica Seed Oils using Trimethylolpropane Polyol . ARID ZONE JOURNAL OF ENGINEERING, TECHNOLOGY AND ENVIRONMENT. 18, 2 (Jun. 2022), 295-306.