The special edition immerses the reader in modern materials science and manufacture, offering a comprehensive exploration of modern technologies and methodologies that shape both industrial processes and environmental stewardship. This edition provides valuable insights for researchers, engineers, and professionals interested in the intersection of materials science, environmental sustainability, and technological advancement. Steel, Alloy, Welding, Coating, Mechanical Properties, Bio-Based Materials, Bio-Waste, Reprocessing, Reusing, Composite, Polymers, Nanomaterials, Magnetocaloric Properties, Magnetic Properties, Pyrolysis, Adsorption Properties Materials Science, Building Materials, Nanoscience.