| Abbreviation | Definition |
|---|---|
| RBC | Rotating Biological Contactor |
| RBD | Refined, Bleached, and Deodorized |
| RBPS | Risk-Based Process Safety |
| RBS | Radioactive Blue Stuff |
| RC | Reactive Coalescent |
| RC | Reference Collection |
| RCAT | Rubber Chemistry and Technology |
| RCC | Reinforced Carbon-Carbon |
| RCC | Reinforced Cement Concrete |
| RCIL | Radiological Chemistry and Imaging Lab |
| RCIL | Radiological Chemistry and Imaging Laboratory |
| RCO | Regenerative Catalytic Oxidizer |
| RCPT | Rapid Chloride Permeability Test |
| RCS | Reactive Chemical Species |
| RCS | ReAgent Chemical Services |
| RCSA | Residual Chemical Shift Anisotropy |
| RCVD | reactive chemical vapor deposition |
| RCVD | Reactive chemical vapour deposition |
| RCVD | Rotary Chemical Vapor Deposition |
| RCVD | Rotary Chemical Vapour Deposition |