How hard can a human blow?

Gordon Cooper: [during the lung capacity test] Ha! 93 seconds. Read it and weep
[notices Glenn and Carpenter are still exhaling]
John Glenn: [Glenn has run out of breath well past Gordo's time] Congratulations, Scott. Darn good.
Scott Carpenter: [shaking Glenn's hand] You were probably just getting warmed up, John. Next time I doubt I'll be the one to win.
Gus Grissom: [to Gordo] You hear that? We were competing with Archie and Jughead.


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