Centipedes are nocturnal and they move randomly in a small environment. The air humidity in the room is about the same for them, so they will crawl around. There are sheets on your bed so that they can hide and enter naturally. This situation means that the population density of centipedes in your home is not low, and there are a lot of them. It is recommended that you spray and kill them once, and stay in the room for 2 hours. When everyone comes out, centipedes will not easily enter people's ears or nostrils. , but if they do crawl onto people, if you crush them, they will bite you. Centipedes are quite poisonous, more powerful than centipedes. If you bite, wash them with strong soapy water