Knowledge of the generator and x-ray tube used, kVp setting and filtration.
location with respect to collimation, collimator crossection and length, and scanning
area and speed, information of little use to a someone intent on passing contraband,
as we shall see below-, would permit an accurate evaluation of dose. Of these, kVp
settings and filtration, scanning area and scan speed are known from various
documents, including (National Council on Radiation Protection and Measurements
2003a, 2003b) and TSA operational requirements (Operational Requirements
Documents 2006). Lacking the other parameters, a direct calculation is not possible.