PrefaceChapter 1: Structural Metals ProcessingParameter Design of Sand Casting to Minimize Shrinkage Defects, Porosity Defects and Incomplete DefectsHardness and Microstructure of TiN Coating on Aluminum Alloy with DC SputteringOptimizing Micro Friction Stir Spot Welding (mFSSW) of Aluminum Alloy AA1100 Using Neural Network ModelThe Effect of Friction Stir Weld (FSW) Process Parameters on Tensile Strength, Macro Structure, and Hardness in Results of AA7075 Butt JointsOptimizing Aluminum Melting with Sustainable Biomass Fuels: A Case Study of Ulin (Eusideroxylon zwageri) Wood and Galam (Melaleuca cajuputi) WoodChapter 2: CorrosionThe Effect of Solution Treatment Temperature on Hardness, Microstructure, and Corrosion Resistance of Ti-6Al-4V ELIBee Wax Propolis Extract as Zinc Corrosion Inhibitor in 3.5% NaOHChapter 3: Polymers and CompositesIncorporating Graphene Nanofiller for the Improvement of Hydrophobic Properties of Cassava Peel Starch BioplasticThe Effect of Bleaching Variation on Schoutenia Ovata Korth Fiber as a Composite ReinforcementMicrocrystalline Cellulose as Composite Reinforcement: Assessment and Future ProspectsEffect of Silanized Zirconium Oxide (ZrO2) Filler on Hardness of Acrylic-Based Denture TeethChapter 4: Functional MaterialsPreparation and Characterization of Nickel Ferrite (NiFe2O4) Nanoparticles by Surfactant-Free Electrochemical MethodThe Effect of Modified Material in Screen-Printed Carbon Electrode for Oxalic Acid DetectionChapter 5: Materials and Technologies of Chemical and Environmental EngineeringEffect of Sulfonating Agent on Esterification Reaction Using Aerogel Carbon Based Support MaterialUtilization of Adsorbent Based on Rice Straw (Oryza sativa) for Cr(VI) Ions Reduction in Aqueous SolutionsBilayer Solar Steam Generator by Co-Gelation MethodEffect of Doping ZnO on Activated Carbon Prepared from Waste Paper for Photocatalytic ApplicationsHighly Porous Ni Electrode Decorated with Fe3O4 for Oxygen Evolution Reaction(OER)Chapter 6: Design Machines, Machine Parts and EquipmentSimulation of Stress Intensity Factor and J-Integral on UIC 54 Railway Failure Using A Fracture Mechanics ApproachThe Behavior of Thin-Walled Cylinders with Ribs Regarding the Energy Absorption Capability on High-Velocity ImpactTopology Optimization of Motorbike Footsteps Using Finite Element MethodAnalytical Prediction of Crushing Thin-Walled Square Tube with Static Axial Loads Using Elliptical Holes as Crush InitiatorsA Bibliometric Analysis of Suspension System Development for Enhancing Comfort in Family Passenger VehiclesMuffler Design for Noise Reduction and Pressure Loss Optimization Using Multiobjective Genetic AlgorithmDevelopment of Savonius Rotor Based on Bezier Curve for Vertical Axis Marine Current Turbine at Sunda Strait, Hindia OceanThe Effect of Deflector Angle on the Performance of Turbine Combination Darrieus-Savonius