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23 Ιαν 2017 · A pure oxygen atmosphere was one option, as it required a lighter environmental control system to produce than a more complex mix of nitrogen and oxygen.
13 Απρ 2019 · NAA engineers knew that in a pure oxygen environment, a single spark could turn into a raging fire with explosive consequences, and they made their concerns known to NASA. The space agency countered that the risks of a fire in the crew cabin was minimal because it was a low-pressure environment.
16 Νοε 2023 · The interior of the Apollo 1 Command Module, which was filled with pure oxygen, ignited during a devastating flash fire on Jan. 27, 1967, which killed the three crew members trapped inside.
3 Φεβ 2022 · As they would on launch day, the astronauts and ground crews sealed the three hatches of the capsule and pressurized it with pure oxygen at 16.7 pounds per square inch (psi), slightly higher than atmospheric pressure. At 6:31 p.m., a flash fire broke out inside the cabin.
27 Ιαν 2012 · After the Apollo 1 fire, a tragedy that killed three astronauts in 1967, NASA changed its thinking about space capsule design and safety forever.
25 Ιουν 2016 · The Apollo 1 accident investigation prompted NASA to revisit the spacecraft’s pure oxygen environment, the benefits of the simpler and lighter single gas system and a low density flight ...
Fueled by an exhaustive and fast-burning oxygen-rich atmosphere, the Apollo 1 command capsule ignited from the inside out. Within minutes its crew, astronauts Virgil “Gus” Grissom, Ed White and Roger Chaffee, lost their lives to the blaze.