Spec Tech: Of Mucus, Bile, and the Indigestibility of Wood (or What We Talk About When We Talk About the Digestive System)

There’s the old saying: you are what you eat. Part of this guilt-inducing suggestion is that you should pay attention to what you ingest, eat more healthily, because your food will become part of you. But hidden within this message is something much more basic, ancient, and largely unacknowledged, namely that all life is made……