A: The thoracic cavity protects and holds the lungs, heart, trachea, esophagus, endocrine glands, thoracic aorta and the pulmonary artery. Enclosed by the ribs, breast bone and vertebral column, it is the second-largest hollow space of the human body.
Refrigeration is necessary for hard boiled eggs if they eggs are not to be consumed within a few hours. Hard-cooked eggs in the shell can be refrigerated up to one week. They last much longer at both room temp and refrigerated, if they aren't cooked.
Bring the eggs to room temperature. Take the eggs you plan on using out of the refrigerator and let them sit out on your kitchen counter for 15 to 20 minutes. The shell of each egg should feel close to room temperature before you proceed any further. 1  Do not use chilled eggs for this procedure.