10-03-2010, 12:36 PM
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#23054
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David
Posts: 1,808
Karma: 8916183
Join Date: Jan 2010
Location: Norway
Device: Kindle, E.Edge (sold), Irex Iliad (retired)
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This one is pretty cool, http://www.backyardartillery.com/20300
Quote:
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This amazing new rocket kit uses no heat, no flames, no explosives, no batteries or electricity of any kind! It's power source is simple air pressure and breakthrough membrane boosters. Together they can power these rockets to altitudes up to 1,000 ft!
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