Safety cut rope axe man In the first nuclear reactor, constructed by Enrico Fermi in 1942 under the bleachers of the University of Chicago football stadium, the control rods were held up by a manila rope. A man with an axe was told to cut the rope if the reactor got out of hand. This "safety cut rope axe man" is supposedly the origin of the term SCRAM for an emergency shutdown procedure. Brian Hayes, Infrastructure: A Guide to the Industrial Landscape wordsacronymsenergy
Architectural screenplays Tschumi began to explore this notion through what he called screenplays: each “screenplay” was a black-and-white diagram breaking down a range of events that might occur inside an architectural space. Tschumi drew them in a way that resembled dance notation or the spatial analysis of a film scene. Geoff Manaugh, A Burglar's Guide to the City Architectural sequences