Abbreviations
| AC | Alternating Current (electricity; physics) |
| ACGIH | American Conference of Governmental Industrial Hygienists |
| AED | Automated Eternal Defibrillator |
| AFFF | Aqueous Film Forming Foam |
| AFS | American Foundry Society |
| AIHI | American Industrial Hygiene Association |
| ANSI | American National Standards Institute |
| ASTDR | Agency for Toxic Substances and Disease Registry |
| ASTM | American Society for Testing and Materials |
| ATB | Anti-Two-Block |
| AU | Absorption Units |
| C | Celsius |
| CaF | Calcium Fluoride |
| CDC | Center for Disease Control |
| CERCLA | Comprehensive Environmental Response Compensation and Liability Act |
| CGA | Compressed Gas Association |
| CGI | Combustible Gas Indicators |
| CISD | Critical Incident Stress Debriefing |
| Cm | Centimeters |
| CNC | Condensation Nucleus Counter |
| CO | Carbon monoxide |
| CO2 | Carbon Dioxide |
| CPR | Cardiopulmonary Resuscitation |
| CSA | Construction Safety Association |
| CSHO | Compliance Safety and Health Officer |
| dB | Decibels |
| DC | Direct Current (electricity) |
| DUTs | Devices Under Test |
| EAR | Expired Air Resuscitation |
| EHSS | Environmental Health and Safety Services |
| EHV | Extremely High Voltage |
| EMS | Emergency Medical Services |
| EPA | Environmental Protection Agency |
| EPS | Electric Power Systems |
| ESCBA | Escape Self-Contained Breathing Apparatus |
| ESLI | End of Service Life Indicator |
| FID | Flame Ionization Detector |
| FMIS | Facilities Management Information System |
| GFCI | Ground Fault Circuit Interrupter |
| GHz | Gigahertz (thousands of MHz) |
| GM | Geiger-Muller |
| H2S | Hydrogen Sulfide ... |
