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How was this not built to be waterproof?!
by ChristianGeek 7y ago
How was this not built to be waterproof?!
- nyolfen 7y agoit's extremely difficult to build waterproof subterranean buildings, especially if they're built into permafrost (which seems these days to be more like tempofrost). this very long but fascinating video discusses it: https://www.youtube.com/watch?v=nphxoUxSvgY https://www.youtube.com/watch?v=nphxoUxSvgY