phys.org/news/2026-10...
That is not surprising to me at all. Sand is quite porous.
On another note, I cannot help but picture the Monster's Inc factory with the way those doors look.
phys.org
Duct tape kept out more floodwater than sandbags in laboratory tests
Could a cheap roll of duct tape help protect your home from flooding? New research suggests it could make a surprisingly big difference.