Input (grade 13): A cauldron or caldron (from Latin caldarium, hot bath) is a large metal pot (kettle) for cooking and/or boiling over an open fire, with a large mouth and frequently with an arc-shaped hanger.
Output (grade 10): A cauldron or caldron (from Latin caldarium, hot bath) is a large metal pot (kettle) for cooking and/or boiling over an open fire.