Apollo-second-generation-PLSS.

Apollo’s Second Generation PLSS

Sectional Diagram of the Apollo Personal Life Support System. This was the system responsible for maintaining safe atmospheric systems inside of the Apollo Space Suit

Thomas, Kenneth S.

“The Apollo Portable Life Support System.”
https://www.nasa.gov/wp-content/uploads/static/history/alsj/ALSJ-FlightPLSS.pdf

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