The Leuchter Report: Utter nonsense. Like those who used the
Zyklon-B in the delousing
chambers, the SS men who carried out the gassings utilized gas masks.
(The mind boggles at the realization that a "gas chamber expert" could
not figure this out.)
The most current plaintext version of
Part One and
Part Two of this FAQ is available via
ftp.
The people who dropped the Zyklon-B into the chambers
would have died from the gas themselves.