| Acronym | Meaning |
| AERE | Atomic Energy Research Establishment |
| PAR | Photosynthetically Active Radiation |
| ACFB | Atmospheric Circulating Fluidized Bed |
| MTFE | Mercury Thin-film Electrode |
| GCEC | Global Change And Ecological Complexity |
| HMWPE | High-molecular-weight Polyethylene |
| ART | Advanced Recycling Technologies |
| AIP | American Institute Of Physics |
| GGA | Generalized Gradient Approxn. |
| THCP | Total Hazard Control Plan |