Evidently they didn’t use library paste
The Metropol Parasol (Spain) looks from afar like it’s constructed from popsicle sticks — but it is actually built from bonded timber with a polyurethane coating (translation: extra-strong glue). The unusual materials have given it two unique claims to fame: It’s the largest wooden building in the world, and the largest structure to be held together by glue.
via The Upshot
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