The U.S. stores its strategic oil reserves in subterranean salt caverns along the Gulf Coast, like this one in West Hackberry, Louisiana, photographed on June 1, 1980. Robert Nickelsberg/Hulton Archive via Getty Images Drive on Interstate 10 along the Gulf Coast of the United States, through Louisiana and into Texas, and you’ll see signs of the oil industry everywhere. There are offshore rigs out in the water and refineries lining the shoreline, where tankers deposit crude oil extracted f