| ACGIH | American Conference of Governmental Industrial Hygienists |
| OSHA | Occupational Safety & Health Administration of the U.S. Department of Labor |
| NIOSH | The National Institute for Occupational Safety and Health of the Centers for Disease Control & Prevention |
| BOCA | Building Officials and Code Administrators International -- National Building Code available from the International Code Council |
| NFPA | National Fire Protection Association |
| IMC | International Mechanical Code — from the International Code Council |
| UMC | Uniform Mechanical Code — from the International Association of Plumbing and Mechanical Officials |
| Heat Loss Calculator | From the Industrial Clean Air Network |
| AC Loss Calculator | From the Industrial Clean Air Network |
| Hexavalent Chromium | New OSHA Standard for Hexavalent Chromium Exposure |
| Welding, Cutting & Brazing | New OSHA Requirements for Welding, Cutting, and Brazing Precautions |
