Comment on 3D Printer Built 10 Homes in 24 HoursparentComments−Turing_Machine12yIn First World countries, sure. In Third World countries, maybe not so much.A lot would depend on whether there was a local concrete industry.Edit: I'm not so sure that this is all that "eco-friendly" either -- cement production requires a lot of energy.That said, concrete is very durable (if made and poured properly) and might be a win in the long term.−toomuchtodo12yI should have said "skilled labor". Also, while cement production takes energy, it can be made in a carbon-neutral way. I'd argue its a win with regards to longevity vs energy input.
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In First World countries, sure. In Third World countries, maybe not so much.
A lot would depend on whether there was a local concrete industry.
Edit: I'm not so sure that this is all that "eco-friendly" either -- cement production requires a lot of energy.
That said, concrete is very durable (if made and poured properly) and might be a win in the long term.
I should have said "skilled labor". Also, while cement production takes energy, it can be made in a carbon-neutral way. I'd argue its a win with regards to longevity vs energy input.