TRANSCRIPT
Freefall in color by many folks.

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Perth Hillman: It's very unlikely we will have a life support failure. Each unit has two loops. That's four life support systems.
Sam: With two units, you have two reactors. If one reactor is out for maintenance, the other reactor becomes a single point for failure.
Sam: Sorry. I'm just realizing how far my engineer has gotten into my head without me knowing it.