The word is “introskeleton”.
It is easy to see why from this refurbishment project that involved additions/ subtraction both internally and externally, anchored by masonry/ wooden partition, is the addition of sense to the user. The new walls in propagating along the circulation directions provide a slightly subversive sense of thrust, their gentle suggestion, a residue of some previous masonry and generating new force-lines. The metal framework at restricted places imposes the new signature to