Fritha Langerman was commissioned by the UCT Works of Art committee to produce artworks for the PD Hahn building, STOICHEIA was the first in a series of installations for the Chemistry department. In August 2011 Langerman finished the commission with the installation of cabinets in the entrance hall. The cabinets are in PD Hahn Southside entrance and acknowledge PD Hahn, the man, his instrumental role in admission of women to UCT, the building and the history of Chemistry at UCT.