![Liquid hydrogen tank for Space Launch System](https://www.nasa.gov/wp-content/uploads/2023/03/maf_2016.09.15_lh2-vac_04.jpg)
Welding Complete on EM-1 Liquid Hydrogen Tank
Engineers just completed welding the liquid hydrogen tank that will provide fuel for the first SLS flight in 2018.
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https://www.nasa.gov/image-detail/welding-complete-em-1-liquid-hydrogen-tank/
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