Muammer Kaya was born in Eskisehir, Turkey, in 1960. He obtained his B.Sc. from the Mining Engineering Department of Eskisehir Osmangazi University (ESOGU) in 1981. Dr. Kaya received his M.Sc., and Ph.D. from the Metallurgical Engineering Department of McGill University in Montreal, Canada in 1985 and 1989, respectively. He has over 79 national and international (SCI) publications, 85 conference papers/presentations, published 17 books, and contributed 33 book/encyclopedia chapters to edited international books. Dr. Kaya is interested in mineral processing, flotation, leaching, solvent extraction, precipitation, paper/e‑waste/LIB/REE recycling, and environmental protection. He has been working as a full Professor at ESOGU since 1999. He has worked as the Director of ESOGU Technological Research Center (TEKAM) for 15 years. Dr. Kaya also established a Vocational School (ESOGU‑EMYO) in Eskisehir. Prof. Kaya has been the Dean of ESOGU Engineering and Architectural Faculty since 2019. Prof. Kaya has been ranked among the top 2% of scientists in the field of Mining & Metallurgy according to the H index, total publications, and citations for the last three years. Prof. Kaya was a member of the Minerals Metals & Materials Society (TMS), the Canadian Institute of Mining, Metallurgy, and Petroleum (CIM), and the American Institute of Mining, Metallurgy, and Petroleum Engineers (AIME). This book is the third book of Prof. Kaya. His previous books were Electronic Waste and Printed Circuit Board Recycling Technologies (2019; ISBN 978‑3‑030‑26592‑2) and Recycling Technologies for Secondary Zn‑Pb Resources (2022; ISBN: 978‑3031146848).