[StephanTLavavej]

Note that the O-rings were 12 feet in diameter - they encircled the entire solid rocket booster. They definitely didn't cost less than a dollar.

[dylan604]

Sorry, got my Challenger and Apollo 13 price for failed part confused with each other.

So, yeah, how about building a rocket designed to send three humans to the moon, but failed because of some <$1 part?