[Strategia_In_Ultima]

Narf, that would be paraffin. That is indeed candlewax, but it has been in use as a liquid fuel since the Industrial Revolution IIRC. And about the metals, yes, you are right, but if we plan to colonize our system we will need mucho mucho metallicos and that is present in the Asteroid Belt. I don't know/think that we will be able to make do with Earth's production once we get a few colonies up-and-running.

And I wasn't necessariy talking about the near future, it could be 200 years from now, or 1000, or 10000, I don't know. I was just stating that it could be plausible to mine asteroids.