Cockroaches have existed for more than 300 million years. Most of them grow in warm and humid environment and are ubiquitous in offices and family rooms. Cockroaches are not only annoying and arrogant guys, but also protein in their excrement is an important substance that causes allergic rhinitis and asthma, especially for children living in crowded rooms and cities. Here are some effective ways to kill cockroaches.

Putting something at home is definitely not the best way to kill cockroaches.

Materials/tools

do the laundry

suds

soda

Boric acid/boric acid

orange peel

tung oil

way

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Washing powder: an efficient agent for trapping and killing cockroaches, and its effect is even better than that of some chemical pesticides. The way to do this is to scatter washing powder in places where cockroaches may haunt, and if you eat washing powder, you will die.

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Method of killing cockroaches with hot soapy water: Add a piece of soap to 4 liters of hot water and spray it directly on cockroaches after dissolution, which can effectively kill cockroaches.

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How to kill cockroaches with soda: Mix sugar and baking soda powder in half and put it in the place where cockroaches infest. After about 3- 14 days, cockroaches will disappear. It is said that this is also the most commonly used secret recipe for preventing cockroaches in the United States.

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Boric acid mopping the floor to prevent cockroaches: after dissolving a proper amount of boric acid in hot water, wipe the floor with a mop or rag. After drying, white boric acid crystals will penetrate into the cracks in the floor to prevent cockroaches and ants.

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Anti-cockroach method of oranges and lemon peels: After drying or baking oranges and lemon peels, they are placed in various cabinets, which not only has the function of fragrance, but also has a certain anti-cockroach effect.

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Method of boiling sugar with borax, flour and sesame oil: mix a little borax with flour, and then drop a few drops of sesame oil. Make a ball. Roll the paper into a tube, and then put the prepared pills into the paper tube.

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The method of catching cockroaches in syrup bottles: take 1-2 cans, put 3 spoonfuls of sugar water, add half a bowl of boiling water to make bait, and put the bottles where cockroaches are active. After smelling the sweetness, cockroaches will climb into the "trap" of cans.

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Method of catching cockroaches with tung oil: Buy100-150g tung oil, heat and boil it into a viscous colloid, and apply it around a square board or cardboard with a length of15cm. Put greasy and fragrant food in the middle as bait, and cover other foods to prevent it from stealing. When cockroaches feed, they can be stuck as long as they climb to the place with tung oil.