Salt can quickly dry the floor and can also act as a disinfectant and sterilizer. Add a few drops of dishwashing liquid, because the ability to remove oil in dishwashing liquid is very strong. If there is cooking oil or food spilled on the floor, the dishwashing liquid will remove these grease stains, making the floor cleaner. Pour a little white vinegar or lemon juice into the bucket of water, it has the effect of softening the stains, making it easier to clean the floor and the floor will be cleaner.Add a little baking soda. This powder has a particularly strong disinfecting ability, and can easily remove stains on the floor