F. Mansfeld* discusses “A Correlation Between Salt Spray and Electrochemical Impedance Spectroscopy Test Results for Conversion-Coated Aluminum Alloys,” by R.G. Buchheit,** M. Cunningham, H. Jensen, M. Kendig,*** and M.A. Martinez**** which was published in CORROSION 54, 1 (1998): p. 61-72. A reply from Buchheit and Kendig follows.