“We were being poisoned by our own exhalation.”
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Carbon dioxide threatens to kill the crew. Mission control must improvise as the most fragile system of all is under threat: the astronauts themselves.
For a film about how the crew made the makeshift CO2 adaptors: www.bbcworldservice.com/13minutes
Check out all the episodes of Series Two on our YouTube playlist here: https://www.youtube.com/watch?v=5y1p746q6d4&list=PLz_B0PFGIn4daEaUX-8ZJHv40rGAINzFy