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A near disaster in space 40 years ago serves as a salutory lesson on Common Cause Failure (CCF)

Two days after the launch of Apollo 13 an oxygen tank ruptured crippling the Apollo service module upon which the the astronauts depended for survival, precipitating a desperate life or death struggle for survival. But leaving aside what was possibly NASA’s finest hour, the causes of this near disaster provide important lessons for design damage resistant architectures.

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