Difference between revisions of "Materials"

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* [[Aluminium]]
 
* [[Aluminium]]
 
* [[Steel]]
 
* [[Steel]]
I [[Geopolymer]]
+
* [[Geopolymer]]
  
 
== Buoyancy ==
 
== Buoyancy ==

Revision as of 22:56, 3 August 2008

Structure

Buoyancy

Ballast

Scrap iron or lead would make the best ballasts from a physical standpoint, but are expensive. Concrete and earth are much cheaper. The trade off is that you need a much greater volume of material to get the same amount of ballast.

Flooring