You can use wine bottles instead of beer cans to kill cockroaches
Onions have a very long odor and are so dark that they can be used to make good indoor cockroach traps.
Take a finely chopped onion in the center of the 20-30 cm long tape to attract cockroaches. Then place a piece of sticky tape on a poorly lit place, where cockroaches often appear.
Prepare a roll of the best adhesive tape to make sure the cockroach has put its foot on the tape, it will not be able to escape.
Note: If you do not use onions, you can use other foods to attract cockroaches like butter, peanuts, fragrant food and sweet taste.
What is baking soda?
Baking soda is the main ingredient of white sodium hydrocarbonate (NahCO3) or sodium bicarbonate with white color, easy to dissolve in water, good moisture absorption, this name is very common in chemistry and is widely used in the food industry. In Vietnamese baking soda known as "salt", "baking soda" (or mistaken for baking power), floating powder, sparkling medicine. In conventional communication its name is often called sodium bicarb, bicarb soda, or simply bicarb. In the food industry it is called the baking soda powder.
Where do baking soda buy?
You can easily buy Baking soda in pharmacies or large bakeries.