1. Seveso II Directive, On the control of major-accident hazards involving dangerous substances [96/082/EC], 1996.
2. CFR Chemical Lists on CD-ROM, EPCRA Title III List of Lists, Government Institutes, Rockville, MD, 1996.
3. CalEPA, Department of Toxic Substances Control, Chemical Cross-Index (List of Lists), available from: http://www.cale pa.cahwnet.gov/cci.htm.
4. US Environmental Protection Agency, Office of Pollution Prevention and Toxics, Register of Lists.
5. OSHA Limits for Air Contaminants, available from: http://www.osha-slc.gov/SLTC/pel/index.html.