The document discusses customary units of capacity and weight. It defines capacity as the amount of liquid a container can hold and defines weight as how heavy something is. For capacity, the customary units covered are gallons, quarts, pints and cups, along with their conversion relationships. For weight, the customary units covered are ounces and pounds, with 1 pound equaling 16 ounces. Conversion charts and examples of capacity and weight conversions are provided.