| Acronym | Meaning |
 | UBT | Urea Breath Test |
 | OES | Occupational Exposure Standard |
 | PIAMS | Photoionization Aerosol Mass Spectrometry |
 | HLLW | High Level Liquid Waste |
 | LAW | Low-activity Waste |
 | CTIO | Cerro Tololo Inter-American Observatory |
 | EIL | Environmental Impairment Liability |
 | CPLD | Complex Programmable Logic Device |
 | WQC | Water Quality Criteria |
 | NAPIAP | National Agricultural Pesticide Impact Assessment Program |