“…The data and information compiled in this report represent a portion of the toxic waste geophysics investigations being conducted by the U.S. Geological Survey, and part of the database in the Geophysics Advisor Expert System developed by Olhoeft (1988Olhoeft ( , 1992. This report is the last of a series of expansions and revisions of the USGS Open-File Report 87-428 (Lucius, 1987, Lucius and others, 1989. The authors are not aware of any other single document that presents such a comprehensive list of properties for the selected substances.…”