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24th Aug 2020, 05:04

#3 (permalink)

JustinHeywood

Join Date: May 2019

Location: Sydney

Posts: 154

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Received 30 Likes on 11 Posts

I don't think they had breath analysis machines back then, which was probably a good thing.
I did read that many BoB pilots relied on the head-clearing ability of pure oxygen first thing in the morning. Youth and adrenalin probably helped as well.

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