Ndue KANARI is a Senior Researcher at the GeoRessources Laboratory in the University of Lorraine, France. His research for the past 35 years has focused on finding alternative techniques to recover critical and strategic metals from raw materials, by-products and wastes. He is experienced in the preparation of alkali ferrates (VI) by dry method. Recently, he worked on the fabrication of lightweight materials using industrial wastes as raw materials. He has authored and co-authored more than 250 journal publications, book chapters, technical reports and presentations. He holds 3 international patents and his work has been awarded by 6 international distinctions.