This document discusses cereal grains and pastas. It covers the composition of cereal grains and their uses, which include flour, pasta, breakfast cereal, alcoholic beverages, and animal feed. It describes general types of cereal grains such as whole grains, refined grains, grains containing gluten, and gluten-free grains. The document also discusses preparation methods for grains like boiling and storage. It covers types of pasta and their preparation and storage. The chapter summary states that cereal grains are important food crops and the "staff of life."