1. Laundry detergent is a very effective cockroach attractant, with a stronger effect than some chemical insecticides. Sprinkle laundry detergent in places where cockroaches may appear, and they will die after eating the detergent.

2. Mix borax, flour, and a little sugar together to make rice sized meatballs, and sprinkle them in the areas where they appear. Cockroaches will be poisoned to death after eating them.

3. The method of killing cockroaches with hot soapy water involves adding a piece of soap to 4 liters of hot water, dissolving it, and spraying it directly onto cockroaches to effectively kill them.

4. Soda cockroach removal method involves mixing half sugar and half baking soda powder and placing them in the cockroach infested area. After about 3-14 days, the cockroaches will disappear.

5. Boric acid mopping method for cockroach prevention: Dissolve an appropriate amount of boric acid in hot water, then wipe the floor with a mop or cloth. After drying, white boric acid crystals will penetrate into the cracks of the floor, which can prevent cockroaches, ants, etc.

6. The cockroach prevention method for orange and lemon peels involves drying or baking the peels of oranges and lemons and placing them in various cabinets. This method not only acts as a fragrance agent, but also has a certain cockroach prevention effect.

7. Mix a small amount of boron sand with flour, and then add a few drops of sesame oil. Make a team. Roll the paper into a cylindrical shape, and then place the prepared medicine balls into the paper tube.

8. Take 1-2 canned bottles, add 3 spoons of sugar syrup, add half a bowl of boiling water to make bait, and place the bottles in the area where cockroaches are active. When cockroaches smell the sweet and fragrant taste, they will climb into the "trap" of the canned bottles.

9. Buy 100-150 grams of tung oil to catch cockroaches, heat and boil it into a sticky gel, apply it around a 15 centimeter square wooden or cardboard board, and put greasy and fragrant food in the middle as bait. Cover other foods to prevent them from stealing. When cockroaches are foraging, they can get stuck as long as they climb to a place with tung oil.

10. Put fresh cucumbers in the food cabinet, and cockroaches will stay away.