NASA Image of the Day: Plugging Away Inside Massive SLS Fuel Tank: Welders Complete Final Plug Fusion Welds on SLS Liquid Hydrogen Tank

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.

August 18, 2016 from NASA http://ift.tt/2b3ycaU