Book excerpt: Sustainable biomaterials are used as substitutions for traditional materials in aerospace, automotive, civil, mechanical, environmental engineering, medical, and other industries. This book presents the current knowledge and recent developments on the characterization and application of sustainable biomaterials with biomanufacturing 4.0 techniques. The book also describes the unique properties of various classes of sustainable biomaterials, making them highly suitable for many industrial applications. Advances in Sustainable Biomaterials: Bioprocessing 4.0, Characterizations, and Applications presents key chapters on smart biopolymer composites production and processing methods and provides a wide range of applications in a variety of fields such as medical, food, agriculture, electronics, manufacturing, and chemical engineering. The book features the most recent and detailed information on advancements in biopolymer biomaterials and emphasizes synthesis, characterization, modeling, manufacturing, and testing strategies. Written to be used as a resource guide on biomaterials and innovations, undergraduate and postgraduate students studying manufacturing and materials science will find this book very useful in addition to those working in mechanical engineering, biomedical engineering, manufacturing of pharmaceuticals, biotechnology, and electronics engineering fields. The book can also be used as additional classroom reading for an advanced course on biomaterials modeling and optimization.