| No | Title | ID | 5. FileType | 9. Subtopic | 10. Topic | 11. Reference: | 8. Minor Subject | 12. Subject |
| 787192 | Hazardous waste treatment | 513 | Specification | Hazardous waste treatment | Hazardous waste treatment | NCEES | Hazardous waste treatment | Solid and Hazardous Waste |
| 787193 | Hazardous waste treatment | 514 | Specification | Hazardous waste treatment | Hazardous waste treatment | NCEES | Hazardous waste treatment | Solid and Hazardous Waste |