theoretical principles underpin the field of chemical engineering? Explore the foundational theories such as thermodynamics, kinetics, fluid mechanics, and transport phenomena, and their application in designing, optimizing, and troubleshooting processes across various industries. Discuss the role of computational methods and modeling in predicting complex system behaviors and guiding process design. Analyze how chemical engineers integrate principles from chemistry, physics, mathematics, and engineering to develop efficient and sustainable processes for chemical production, energy generation, pharmaceutical manufacturing, and materials synthesis. Additionally, examine the interdisciplinary nature of chemical engineering and its contributions to addressing global challenges in environmental sustainability, healthcare, and energy conservation.