News to me.
Do you have any documentation to support your comments.
Seems to me the source documentation is in post #3.
The factory, called Buna, manufactured synthetic rubber and oil. It was staffed with slave labor, but the Jewish prisoners who worked there eventually lived in a separate labor camp (Auschwitz-III/Monowitz) from the main Auschwitz extermination camp (Auschwitz-II Birkenau).