Difference between revisions of "Materials"
70.90.174.30 (talk | contribs) |
|||
| Line 6: | Line 6: | ||
* [[Steel]] | * [[Steel]] | ||
* [[Geopolymer]] | * [[Geopolymer]] | ||
| + | * [[Composites]] | ||
== Buoyancy == | == Buoyancy == | ||
Revision as of 00:05, 4 August 2008
Contents
Structure
Buoyancy
Ballast
- Scrap Iron
- Concrete
- Earth
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.
