| Acronym | Meaning |
| SREL | Savannah River Ecology Laboratory |
| HAI | Human Awareness Institute |
| PFLAG | Parents |
| BMR | Basal Metabolic Rate ? Bronirovannaya Mashina Razminirovaniya (Russian ????????????? ?????? ?????????????? |
| CSPI | Center For Science In The Public Interest |
| SNM | Special Nuclear Material |
| IRST | Infra-red Search And Track |
| MLHW | Mean Lower High Water (nautical Charts) |
| CIVPOP | Civilian Population |
| UPU | Universal Postal Union |