1. First, prepare a clean, waterless and high-temperature resistant container.
2. Take out the prepared wormwood and knead it into a ball by hand.
3. After kneading wormwood into a ball, spray some toilet water on it.
4. Take out the lighter and light the wormwood.
5. After lighting the wormwood, blow out the small flame.
6. After blowing out the small flame, put the wormwood in the prepared container and then put it in the corner of the room.