Contained on the two-disc CD-ROM set (DHHS [NIOSH] Publication No. 96-131) is the full text of the 142 Criteria Documents (including Special Occupational Hazard Reviews, Occupational Hazard Assessments, and joint occupational health documents) issued by NIOSH through April 1996. The purpose of the CD-ROMs is to provide, in a single source, the complete collection of NIOSH Criteria Documents for use by workers, employers, occupational safety and health professionals, organizations and government agencies, and other interested parties. In addition, the ability to electronically search all Criteria Documents for a particular subject(s) enhances the usefulness of this CD-ROM set. This CD-ROM has been superseded by (NIOSH) publication 97-106.