From Grumbling Stomachs to Extinct Species

This chapter explores the various phenomena related to bodily functions and material science, starting with the reasons behind stomach noises and the digestive process. The discussion then shifts to metallurgy, focusing on welding color changes and the intricate details of making sandpaper, followed by insights into hair growth and scent perception. It culminates in a thought-provoking exploration of the possibilities and misconceptions surrounding the resurrection of extinct species like direwolves.