The Ventilation Systems of Crematoria II and III in Birkenau By Carlo Mattogno, Giuseppe Poggi Published: 2017-09-01 Abstract Every morgue needs a ventilation system to remove putrid gases developing when corpses decompose. Hence, the basement morgues of the Auschwitz Crematoria II & III had ventilation systems. In 1989, French historian J.-C. Pressac posited that the […]