To make, transform, transport, and effectively use chemicals, materials, and energy, chemical engineering applies the physical sciences (physics and chemistry), life sciences (microbiology and biochemistry), applied mathematics, and economics. is a field of engineering where chemical engineers create massive processes that convert chemicals, raw materials, live beings, living cells, and energy into usable forms and goods. The main focus is process engineering, which includes the ideas of fundamental operations, fundamental processes, and chemical technology.