2. If you only need to disinfect a small piece of floor at home, you can buy a proper amount of potassium permanganate, then put it into a proper amount of water to make a potassium permanganate solution, and then wipe the part of the floor that needs disinfection with a rag dipped in the potassium permanganate solution.
3. When you live at home, you should always open the windows to ventilate, which can effectively reduce the concentration of viruses and bacteria at home. From a certain point of view, this is also a very common and convenient disinfection method.