DCW hypochlorous acid sterilization solution. This hypochlorous acid sterilization solution generated by electrolysis of salt and water is non-toxic, biodegradable after sterilization, has no irritating odor, is harmless to the human body, and does not corrode equipment. Using this kind of hypochlorous acid to spray disinfect the air can quickly and broadly kill various bacteria, viruses, fungi, and spores without the need for personnel evacuation. To use this kind of hypochlorous acid, you only need to install a DCW hypochlorous acid generator, and you can produce as much as you need. There is no need to store it, and there is no need to worry about the decrease in effective chlorine concentration.