Plugging Away Inside Massive SLS Fuel Tank: Welders Complete Final Plug Fusion Welds on SLS Liquid Hydrogen Tank Posted on August 18, 2016 by Frank Cisco Welders inside a large liquid hydrogen tank for NASA’s Space Launch System at the Michoud Assembly Facility in New Orleans are plugging holes left after the tank was assembled. via NASA http://ift.tt/2b3ycaU Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... Related