EXHIBIT 23.2
 
                   CONSENT OF INDEPENDENT PUBLIC ACCOUNTANTS
 
To Moisture Systems Corporation and Moisture Systems Limited:
   
  As independent public accountants, we hereby consent to the use of our
report dated February 3, 1997 (and to all references to our Firm) included in
or made a part of this Registration Statement and related Prospectus of
Thermedics Detection Inc.     
 
                                          Arthur Andersen LLP
 
Boston, Massachusetts
   
February 3, 1997