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I just fancy this: is it possible to build a space elevator if we gathered all the concrete that is made so far?
by euske 5y ago
I just fancy this: is it possible to build a space elevator if we gathered all the concrete that is made so far?
- ragebol 5y agoNo. Concrete is good at compression, steel good at tension and reinforced concrete at both. A space elevator needs tension, a lot more than steel can withstand.