| Acronym | Meaning |
| ANS | Autonomic Nervous System |
| ROWPU | Reverse Osmosis Water Purification Unit |
| NORS | National Organics Reconnaissance Survey (US EPA 1974-1975) |
| AMSA | Association Of Metropolitan Sewerage Agencies |
| NIS | Neutron Inelastic-scattering |
| IPC | International Patent Classification |
| I-TE | International Toxicity Equiv. |
| ICB | Ionized Cluster Beam |
| NGF | Nerve Growth Factor |
| AQM | Additive Quark Model |