| Acronym | Meaning |
| PHC | Photonic Crystal |
| CVS | Cardiovascular Effects |
| LOSIS | Law Of The Sea Information System |
| CAMU | Corrective Action Management Unit |
| OEL | Occupational Exposure Limit |
| CPPA | Canadian Pulp And Paper Association |
| MERLIN | Multi-element Radio-linked Interferometer Network |
| FFFSG | Fossil Fuel Fired Steam Generator |
| PLZT | Lead Lanthanum Zirconate Titanate |
| CPCPI | Chemical Protective Clothing Performance Index |