Mixing is a research area in the field of chemical engineering that focuses on the process of combining different substances to create a homogeneous mixture. This can involve blending different liquids, gases, powders, or solids to achieve a desired consistency, uniformity, or distribution of components. Mixing is a critical process in various industries such as pharmaceuticals, food and beverage, chemicals, and cosmetics, where the quality of the final product depends on the efficiency and effectiveness of the mixing process. Researchers in this area study the principles of mixing, develop new mixing technologies, optimize mixing processes, and analyze the performance of mixing equipment to improve the overall quality and efficiency of production processes. It involves a combination of experimental work, theoretical modeling, and computational simulations to better understand and control the mixing process.