| Acronym | Meaning |
| LPAS | Laser Photoacoustic Spectroscopy |
| AVCC | Average Carbonaceous Chondrites |
| APCD | Air Pollution Control District |
| EARISS | Energy And Angle Resolved Ion Scattering Spectroscopy |
| POF | Polymer Optical Fiber |
| CTM | Conditional Test Method |
| USEPA | United States Environmental Protection Agency |
| SILAR | Successive Ionic Layer Adsorption And Reaction |
| ARPKD | Autosomal Recessive Polycystic Kidney Disease |
| LRM | Laboratory Reference Material |