Sanitizers are substances or products that are used to reduce or eliminate harmful microorganisms such as bacteria, viruses, and fungi on surfaces and objects. They are commonly used in various settings such as hospitals, food processing facilities, and households to prevent the spread of infections and diseases. Sanitizers can come in various forms including liquids, gels, wipes, and sprays, and they typically contain active ingredients such as alcohol, chlorine, or quaternary ammonium compounds that are effective at killing germs. Proper use of sanitizers can help maintain a clean and safe environment for both workers and the public.