Despite Advances In Technology, The U.S. Navy Still Maintains A Formation Of?

The vast majority of the vessels in the U.S. Navy’s extensive fleets are metal through-and-through: battleships, destroyers, and aircraft carriers alike all sport nearly all metal construction and have for over a century. There is an exception to the rule, however, and with good reason. via Pocket http://ift.tt/1gf1Zw2