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This reminds me of an emergency shelter I saw on Natgeo years ago [1]. Difference is that they produced a canvas containing everything needed for the concrete,
by themmes 4y ago
This reminds me of an emergency shelter I saw on Natgeo years ago [1].
Difference is that they produced a canvas containing everything needed for the concrete, only requires to add water and blow it up.
[1] https://youtu.be/Vb1pdvvoVoQ https://youtu.be/Vb1pdvvoVoQ