How does Chapter 33 connect the physical process of creating Udi with the spiritual lesson it represents?

Chapter 33 of the Shri Sai Satcharita masterfully links the physical creation of Udi to its deep philosophical meaning. The text describes how Baba would acquire bundles of dry firewood logs and offer them into his sacred Dhuni fire. The resulting ash, the Udi, was then distributed. The chapter then explicitly draws the parallel, teaching that our bodies are like this 'wood made of five elements.' Just as the logs burn to ash after serving their purpose, our bodies too will become 'just this ash' after their destined enjoyments are exhausted. Therefore, as explained in this chapter, the Udi is a tangible symbol for the abstract lesson on the impermanence of the material world and the illusory nature of Maya.