What does Leviticus 14:6 mean?

Then he’ll take the live bird, the cedar wood, the red yarn, and the hyssop, and dip them all, along with the live bird, into the blood of the bird that was killed over the fresh water. Leviticus 14:6 - Modern Text Bible

(The remaining items and the live bird are dipped in the mixture, connecting the ritual to both death and life.)