| Acronym | Meaning |
| IDWSSD | International Drinking Water Supply And Sanitation Decade (of UN |
| REMUS | Remote Environmental Monitoring Units |
| OIML | Organization Internationale De Metrologie Legale |
| NEIS | National Environmental Information Service |
| HDD | Halogenated Dibenzodioxin(s) |
| HECD | Hall Electrolytic Conductivity Detector |
| IEEE | Institute Of Electrical And Electronics Engineers |
| NETD | Noise Equiv. Temp. Difference |
| MRL | Minimal Risk Levels |
| GID | Grazing Incidence Diffraction |