- Acid Waste, Collection And Disposal
- Ashes, Collection & Disposal
- Chemical Detoxification
- Dead Animal Disposal
- Dumps, Operation Of
- Garbage, Collecting, Destroying And Processing
- Hazardous Waste Collection And Disposal
- Incinerator Operation
- Liquid Waste, Collection And Disposal
- Medical Waste Disposal
- Nonhazardous Waste Disposal Sites
- Radioactive Waste Materials, Disposal
- Recycling, Waste Materials
- Refuse Collection And Disposal Services
- Refuse Systems
- Refuse Systems, Nec
- Rubbish Collection And Disposal
- Sanitary Landfill Operations
- Sewage Treatment Facility
- Sludge Disposal Sites
- Street Refuse Systems
- Waste Materials, Disposal At Sea