Desulfurization is a process used to remove sulfur compounds from various materials, particularly fossil fuels like coal and oil. This is important because sulfur emissions can lead to environmental issues, such as acid rain, which can harm ecosystems and human health. By reducing sulfur content, desulfurization helps to produce cleaner energy and lower pollution levels. There are different methods of desulfurization, including wet scrubbing, dry scrubbing, and biodesulfurization. Each method has its own advantages and is chosen based on the specific requirements of the material being treated. Overall, desulfurization plays a crucial role in promoting cleaner air and sustainable energy practices.