1 Modelling and Rheological Characterization of Bentonite Muds Formulated using Cassava-Starch Treated with Preservatives. Nwosu, B.F.C., Ademiluyi, F.T. and Akpa, G.J. 1 Department of Chemical/Petrochemical Engineering, Rivers State University, Port Harcourt, Nigeria E-Mail: bernard.nwosu@ust.edu.ng This article is covered and protected by copyright law and all rights reserved exclusively by the Centre for Petroleum, Pollution Control and Corrosion Studies (CEFPACS) Consulting Limited. Please note that the opinion expressed in this article remain that of the author(s). Electronic copies available to authorised users. The link to this publication is https://ajoeer.org.ng/otn/ajoeer/qtr-2/2021/01.pdf