NBCNews.com | US Firms Eager to Test the Water After Lifting of Oil Export Ban NBCNews.com U.S. energy group Enterprise and oil trader Vitol are racing to exploit the end of a 40-year ban on most U.S. crude exports, the first of many firms eager to "stress test" last week's historic opening. Despite a sudden change in global oil market ... US to Export Crude-Oil Cargo in Early January |