"How do chemical engineers harness principles of chemistry and physics to design efficient and safe processes? Explore the fundamentals of mass and energy balance, reaction kinetics, and thermodynamics in engineering applications. Discuss the role of catalysts in enhancing reaction rates and the significance of fluid mechanics and heat transfer in process design. Moreover, how do engineers address environmental sustainability challenges, integrating green principles into chemical engineering practices? Illuminate key strategies for minimizing environmental impact and maximizing resource efficiency."