tate.org.uk

78oOP TIL: The (now disbanded) British Colour Council produced indexes of named colours for use by government, industry, academia, and horticulture... including colour B.C.C 20 – "N_gger Brown".
VB1PB TIL about the Obliteration Room housed in London where visitors are invited to cover over with stickers to eliminate the traces of the original white room through the act of communal “obliteration.”
5Y4ek TIL "Art Intervention" is the proper term used for an art installation that is outdoors