| Abbreviation | Definition |
|---|---|
| CRN | Community Recycling Network |
| CRNS | Community Recycling Network for Scotland |
| CRR | Campaign for Real Recycling |
| CSTR | Continuous Stirred-Tank Reactor |
| CTWDS | Chemical Toxic Waste Disposal Sites |
| CWMC | Comprehensive Waste Management Center |
| CWMC | County Waste Management Center |
| CWMRE | Creating Welsh Markets for Recyclates |
| CWP | Cheshire Waste Partnership |
| CWR | Controlled Waste Regulations |
| DAC | Dense Asphaltic Concrete |
| DBFO | Design Build Finance and Operate |
| DCF | Designated Collection Facility |
| DECLG | Department of the Environment, Community and Local Government (Ireland) |
| DGXI | Directorate General of the European Commission responsible for the Environment |
| DLGE | Department of Local Government and the Environment (Isle of Man) |
| DMR | Dry Mixed Recyclables |
| DOENI | Department for the Environment (Northern Ireland) |
| DRI | Dynamic Respiration Index |
| DSO | Direct Service Organisation |