Nazi gas chambers are the iconic core of the Holocaust narrative. Millions of Jews were killed in them with poison gas, we are told. However, if we dig deeper, we find early accounts that tell a different story: steam, vacuum and electrocution chambers, murder with chlorinated lime in trains, or with toxic fluids. How did we get from these bizarre claims to what we are told today? This book reveals who cleansed the historical record to create an apparently consistent and coherent narrative, and which methods were used in the process. Those looking for evidence of a huge Jewish conspiracy, however, will be disappointed, because that’s not how it happened. Instead, the details of the conventional gas-chamber story were defined and documented by… well, read the book and find out!