Auschwitz III was also called Monowitz.
IG Farben was a large German corporation which had a factory that became part of the Auschwitz concentration camp. The IG Farben factory was at Monowitz which is also called Auschwitz III.
Auschwitz I Stammlager, Auschwitz II Birkenau and Auschwitz III Monowitz
# Auschwitz II, where he and his father were selected for work at Auschwitz III (Monowitz, sometimes also called Buna). # Buchenwald, where his father died.
In May 1944 he was sent to Auschwitz III (also known as) Buna or Monowitz) and then moved under appalling conditions in January 1945 to Buchenwald.
There were three camps on or near the main site - Auschwitz I, Auschwitz II (Birkenau) and Auschwitz III (Monowitz, also sometimes called Buna) - plus a further 45 sub-camps, some 80 miles away.Please see the related question below for more detail.
Monwitz.
Auschwitz had 3 big 'main' camps. They were called Auschwitz I, Auschwitz Birkenau and Auschwitz Monowitz. Monowitz was really a sub camp which was commonly used and when expanded did become as part of the main camps. Out of the lot, Auschwitz Birkenau was the biggest and most feared of as this part was about Extermination when the Final Solution was putted in place.
About 17,000 at Auschwitz I, II and III combined.
The Buna-Werke, which made synthetic rubber, was part of the I.-G. Farben Group. It established its very own (private entreprise) concentration camp close to Auschwitz. It was called Monowitz (or Auschwitz III) and used slave labour to produced various plastics.
He was sent to Auschwitz (because he was Jewish) and, as he was a chemist, he was used in Auschwitz III (also known as Buna or Monowitz). He survived and wrote about his experiences.
the stone and brick structures are left, but the wooden one (eg guard towers) are not. The ruins of krematoria II and III are also there, some wooden structures have been rebuilt, so that people can see what they were like.
Around 15,000 Jewish People were killed at Auschwitz III (Monowitz) most of these were killed due to the workings at the IG Farben Factory.