At Auschwitz, thousands of prisoners were sterilized using radiation. Additionally, children of African-German origin and the mentally or physically handicapped were surgically sterilized, often brutally. Signs on the entrance to the gas chambers read: “Baths and disinfecting rooms.” Other notices read: “Cleanliness brings freedom!” It took 20 minutes to kill everyone in the chamber. The chambers at Auschwitz/Birkenau could kill 6000 people a day.
The majority of people who were deported to labor and death camps were transported in cattle wagons. These wagons did not have water, food, a toilet, or ventilation. Sometimes there were not enough cars for a major transport, so victims waited at a switching yard, often with standing room only, for several days. The longest transport of the war took 18 days. When the transport doors were open, everyone was already dead