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ENVIRONMENT REFERENCES
Refer to any of the following organizations for current and
reliable data regarding recommended exposure limits for the
various elements.
• American Conference of Governmental Industrial
Hygienists (www-acgih.org).
• American Industrial Hygiene Association
(www.aiha.org).
• Canadian Centre for Occupational Health & Safety
(www.ccohs.ca).
• Commission Internationale de l’Eclairage
(www.cie.co.at).
• Environmental Protection Agency (www.epa.gov).
• International Electrotechnical Commission
(www.iec.ch).
• International Organization for Standardization
(www.iso.org).
• National Climatic Data Center
(www.ncdc.noaa.gov).
• National Institute for Occupational Safety and
Health (www.cdc.gov/niosh).
• US Occupational Safety and Health Administration
(www.osha.gov).
