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Autumn is coming, so he looks for a warm place and doesn't have to worry.
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I have one at home, but I don't have it in winter, so I guess it's only in summer.
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Why don't you clean the kitchen?
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This insect reproduces very quickly, about 300 in 1 second, and you can annihilate it in one go if you find a nest.
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Use insecticides, but make sure there's no food nearby.
Of course, it's not good, if you accidentally touch it, you will be stung. It's dangerous.
First go to the supermarket to buy a bottle of detergent that specializes in washing kitchen fumes, spray it into the gap between the window, if it can't be sprayed, use a knife to make some cuts on the oil stain in the gap, and then drip the detergent in, and then wait for a while, generally it's OK. Pay attention to the window glass when operating.
If you're an eco-friendly or nature lover, save it for good observation and learning. Because the wasp you don't tease it, it won't sting you; Of course, if you're scared, find someone to remove it.
If you don't use dish soap thoroughly, you can use the cleaner, I have always used this brand of cleaner to wash the oil, the effect is quite good.
Materials to prepare: watering can, vinegar, dish soap, water, rag, bowl, paper towel. >>>More