In hotels, some things are disinfected once a month. What is disinfection? What other equipment is used for disinfection?

Hotel disinfection involves many aspects, such as secondary water supply disinfection, wastewater disinfection, air disinfection, hotel supplies disinfection and so on. In the past, hotel supplies such as mattresses were disinfected by washing steam. Now qualified hotels use professional air disinfection equipment and water disinfection equipment for disinfection and sterilization. Generally, the field ozone sterilizer is used more.