and the stomach's molecular chain saw that works at a low acidity range and acts on protein based food. This includes meat,fish, tofu and other types of protein. See enzyme analogies in the link.
METAMIA is a free database of analogy and metaphor. Anyone can contribute or search. The subject matter can be anything. Science is popular, but poetry is encouraged. The goal is to integrate our fluid muses with the stark literalism of a relational database. Metamia is like a girdle for your muses, a cognitive girdle.