Topic: NASA Spins Manufacturing Technology to Forge New Tank Hardware

[sam]

Five years ago a group of engineers at NASA's Marshall Space Flight Center in Huntsville, Ala., and Langley Research Center in Hampton, Va., had the bold idea to manufacture a five-meter diameter fuel tank entirely out of aluminum lithium 2195 alloy, using advanced manufacturing methods that included friction stir welded joints and single-piece spun formed domes.

http://www.physorg.com/news188674033.html

[Simon]

Looks like a giant, upturned wok! 

[sam]

haha 

[Rik]

It would be hard to toss food in though.

[Simon]

As it's upturned, yes. 

[Rik]