锅 (guō) is the common term for a cooking pot, pan, or wok — any vessel used for frying, boiling, or steaming. 罐 (guàn) is a jar or can for storing dry or preserved food, not for cooking; 壶 (hú) is a kettle or teapot for boiling and pouring liquids; and 煲 (bāo) is a clay pot for slow-cooking soups and stews.