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Difference between revisions of "HacDC Spaceblimp"

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(Undo revision 4013 by Yrewevaca (talk))
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Revision as of 19:01, 21 July 2016

Why use helium instead of hydrogen?
Wouldn't you get more lift? Leakage maybe?
Are there flight requirements other than avoiding restricted airspace?
Do you have to notify anyone or announce the release on the radio?