A snack cake is displayed after being submerged and frozen in liquefied natural gas as part of a demonstration during the Coast Guard Liquefied Gas Carrier National Center of Expertise's Liquefied Gas Senior Executive Forum at Coast Guard Sector Houston-Galveston Dec. 8, 2015. More than 70 Coast Guard personnel, representatives from The Department of Energy, Federal Energy Regulatory Commission, National Oceanic and Atmospheric Administration, the Maritime Administration and close to 200 industry leaders are attending the forum. (U.S. Coast Guard photo by Petty Officer 2nd Class Patrick Kelley)