Sea-3 is part of the liquefied petroleum gas (propane) division of Transammonia, a worldwide group trading in ammonia, fertilizer, LPG, petrochemicals and other commodities.While it has traditionally imported propane, Sea-3 is seeking to modify its facility to become a propane exporter due to recent market changes fueled by the domestic process known as hydraulic fracturing, or fracking.Sea-3's pr