Content created by Professor Deborah Lipstadt in conjunction with Maureen MacLaughlin and Dan Leshem. CLAIM: The gas chambers at Auschwitz were just air raid shelters equipped with gas-tight doors to protect the people sheltering inside from poison gas.

RESPONSE: However, closer examination of the materials on order and in use inside the gas chambers and the immense distance between the SS barracks and the gas chambers in Birkenau belie the claims of deniers. These were homicidal gas chambers.