How to get rid of cockroaches in dormitory? The cockroaches in our dormitory are all refined, and they will not die after taking medicine. What can we do? Is there any way to eradicate it completely?

Methods of safely killing cockroaches:

1 Buy a roll of adhesive tape (fly-killing paper is also acceptable) and put it in the area where cockroaches often appear. The next morning, many cockroaches will be found in the trap, and the adhesive tape will be burned with fire or boiling water to achieve the effect of killing cockroaches. Repeated use can kill cockroaches indoors.

Cockroaches love darkness and are afraid of light. Turning on the light will scare them away at once. If you wrap the flashlight in a red cloth, you can hit it with a fly.

3 Fresh milk (milk powder) is also acceptable. Onion juice, boric acid and flour are mixed and stirred into a paste, and placed on a hard paper shell where cockroaches often haunt. Cockroaches like to eat, and they die after eating.

Use a bottle with a small belly, put sesame oil around the mouth of the bottle, put some fragrant food in the bottle and put it in a place where there are many cockroaches, and the cockroaches will climb into the bottle and be killed.

5 A spoonful of boric acid is melted in exothermic water, stirred with cooked potatoes and boric acid water into a paste, added with sugar, and placed in a place frequented by cockroaches. Crystals of boric acid can harden the internal organs of cockroaches after eating, and they will die after a few hours.

When eating boxed ice cream, there is a little ice cream left in the box. Pour some water and put it in the area where cockroaches infest. Cockroaches can trap themselves, which can effectively reduce the density of cockroaches, although it cannot be cured.

Ways to drive away cockroaches:

1. Fresh cucumbers repel cockroaches. Put fresh cucumbers in the cupboard, and cockroaches won't come near the cupboard. After fresh cucumbers are put for two or three days, cutting them and continuing to smell them can also effectively drive away cockroaches.

2. Fresh peach leaves repel cockroaches. Put the freshly picked peach leaves in a place frequented by cockroaches, and the cockroaches will avoid when they smell the peach leaves.

Onions can drive away cockroaches. If you put a plate of chopped onions indoors, cockroaches will run away immediately when they smell it, and at the same time, they can delay the deterioration of other food indoors.

4. orange peel will drive cockroaches away, and placing orange peel in areas frequented by cockroaches will effectively drive cockroaches away.