Forum: RIBs & ribbing
11 September 2006, 10:50
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Replies: 15
Views: 2,428
I just did a back of envelope calculation:
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I just did a back of envelope calculation:
25 cm radius tubes, 6 m long on each side of a boat is about 2,350,000 cm3 of gas.
With air - this weighs roughly three and a half kilos. Helium...
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