Quarry. an open-cut operation for mining coal, ores, and nonmetallic materials. In the coal industry the quarry is called a pit, and in ore mining it is sometimes referred to as a mine.
Master Chief is the main character of Halo comic series by Marvel Comics. He is a genetically augmented super soldier for the UNSC and is one of the few survivors of the SPARTAN II project. He is one of the greatest if not the greatest soldier in UNSC history. Halo: Uprising.
âCommander In Chiefâ is a term commonly used for the president of the United States. But itâs only one of several titles conferred on the nation's chief executive. Commander In Chief refers to the presidentâs duties as head of the U.S. armed forces: the Air Force, Army, Navy and Marines. The U.S. Constitution establishes this power for the president. The Department of Defense is one of 15 executive departments that comprise the presidentâs cabinet.