Analysis of information sources in references of the Wikipedia article "Neutral Buoyancy Simulator" in English language version.
...for astronauts at the Marshall Space Flight Center has been declared inactive. The tank, built in '68, was NASA's first Neutral Buoyancy Simulator.
Crews began demolition in mid-December at the Neutral Buoyancy Simulator, a facility built in the late 1960s that once enabled NASA astronauts and researchers to experience near-weightlessness.
...for astronauts at the Marshall Space Flight Center has been declared inactive. The tank, built in '68, was NASA's first Neutral Buoyancy Simulator.