Salad oil, milk and tea: When rubbing the floor, add a few drops of salad oil to the water to make the floor very bright. Or add a little vinegar with sour milk, not only to decontamination, but also very bright. In addition, dirt on the paint floor can be wiped off with strong tea juice. Wipe the stains on the floor of the kitchen with burned honeycombed coal ash, then sprinkle the vinegar on the mop to wipe the floor. It is easy to remove the stains.
Concentrated water: Greases such as grease on the floor can be cleaned with a concentrated alkaline solution of boiled water. Then the dough covered with bleaching earth and hot water is covered with stains and kept for one night before cleaning, if necessary. Repeat.