Vacuum Jug

A container having a capacity of over 2 quarts (1.892 liters), and uses a vacuum to prevent conduction of heat into or out of the container. It is provided with a gasketed metal stopper with screw cap, or a gasketed metal cover with snap locking device. The item may or may not be provided with a bail handle and/or a spigot assembly. It is used to retain the contents at or near the original temperature for predetermined length of time. See also bottle, vacuum; jug, insulated; pitcher, vacuum; and food container, insulated.