主题词：Regional Development and Management Studies; Water Quality Monitoring and Analysis; History and advancements in chemistry; Inorganic and Organometallic Chemistry; biodegradable polymer synthesis and properties; Various Chemistry Research Topics; Biodiesel Production and Applications; Extraction and Separation Processes; Adsorption and biosorption for pollutant removal; Catalysis and Hydrodesulfurization Studies; Chemistry and Chemical Engineering; Environmental Science and Water Management; Recycling and Waste Management Techniques; Minerals Flotation and Separation Techniques; Thermal and Kinetic Analysis; Balkan and Eastern European Studies; Catalytic Processes in Materials Science; Process Optimization and Integration; Phytochemicals and Antioxidant Activities; Heavy metals in environment; Corrosion Behavior and Inhibition; Edible Oils Quality and Analysis; Computational Drug Discovery Methods; Polymer Nanocomposites and Properties; Microplastics and Plastic Pollution