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A comment on Bring back hydrogen lifting gas. Parent comment

Re:Bring back hydrogen lifting gas by TylerE on Wednesday August 11, 2021 @10:17PM (#28150894)
Condensers are going to be heavy, too.
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Re:Bring back hydrogen lifting gas by dr_dshiv on Sunday August 15, 2021 @04:27AM (#28187106)
When you have tons of surface area for free and a big temperature difference, I'm sure water condensation can be done in a different way.
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