Dr Mary Adejoke Ajala is a passionate researcher and teacher of Chemical Engineering. She holds the following degrees; B.Tech., M.Tech., and Ph.D in Chemical Engineering. She is a registered member of the Council for the Regulation of Engineering in Nigeria (COREN), Nigerian Society of Engineers (NSE) and member of Nigerian Society of Chemical Engineers (NSChE). Her research interest are centred on environmental engineering, catalysis, renewable energy, water treatment, and nanotechnology for wide applications. She has published several articles in high impact journals, peer reviewed for scopus journal and made presentation in conferences and workshops.