Originally published at: http://www.howtogeek.com/trivia/in-russia-it-is-a-tradition-for-cosmonauts-and-astronauts-to-do-what-before-blasting-off-into-space/
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most of these trivia questions are not geek related and that is freakishly annoying...BUT this one is geek related and pretty freakin awesome.
That's to offset the carbon dioxide emitted by the launch, making each launch Carbon Neutral.
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