"蠱" is a kind of artificially bred poisonous insect. Different kinds of poisonous insects (commonly known as hundred poisons) are placed in a jar or crook to bite and kill each other, and eat the corpse. The last surviving poisonous insect is called "蠱".
"蠱" names the Yi-Jing: Hexagram 18, which is translated as "Destruction", is the result of internal decay and the growth of worms and poison, which shows that the root of the problem has existed for a long time but has not been dealt with conscientiously and has become more and more devastating.
