HacDC Spaceblimp: Difference between revisions
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; Why use helium instead of hydrogen? | ; Why use helium instead of hydrogen? | ||
: Wouldn't you get more lift? Leakage maybe? | : Wouldn't you get more lift? Leakage maybe? |
Revision as of 06:35, 24 November 2010
- 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?