| Acronym | Meaning |
| PI | Polydispersity Index |
| NER | Nucleotide Excision Repair |
| EPO | European Patent Organization |
| WHWT | Water And Hazardous Waste Team |
| ABS | Atomic Beam Scattering |
| CCSR | Calcium Carbonate Saturation Ratio |
| WHMIS | Workplace Hazardous Materials Information System (Canada) |
| EPACSAR | EPA Chemical Activities Status Report |
| ATD | Atmospheric Technology Division |
| RBR | Reductive Burning Recovery |