CCO Cheat Sheet 2026

The 30 highest-yield CCO facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What personal protective equipment (PPE) is required when handling unembalmed human remains? → Gloves, gown or apron, eye protection, and face shield or mask
2. What does a cremation authorization form legally establish? → Legal permission from the next of kin or authorized agent to perform cremation
3. Which federal agency enforces the requirement that crematories disclose itemized prices and prohibit misrepresentation of goods and services? → Federal Trade Commission
4. How often should the retort's refractory lining be inspected for cracks or spalling under normal operational conditions? → At least annually or per manufacturer recommendation
5. Why should filters be replaced regularly? → To reduce emissions
6. What must be retained for inspection by regulators? → Complete cremation records
7. How should complaints be handled? → Resolve respectfully
8. A crematory employee overhears a co-worker making insensitive remarks about a deceased person. What is the most appropriate response? → Address the behavior immediately and report it to a supervisor if it continues
9. The 'cool-down period' before opening a retort for remains removal is primarily intended to: → Reduce the chamber temperature to a safe handling level and prevent operator burns
10. What is the proper disposal method for used PPE (gloves, gowns) contaminated with human remains or bodily fluids? → Regulated medical waste (biohazard) disposal
11. What is the best way to test emergency stop mechanisms? → Regular drills
12. Who is legally authorized to sign a cremation authorization form in most U.S. states? → The next of kin in order of priority as defined by state law
13. How long must cremation records typically be retained according to industry standards and state regulations? → 5–10 years, with many states requiring longer retention
14. During a cremation, heavy black smoke is observed exiting the stack. The FIRST corrective action should be: → Check and adjust the secondary (afterburner) chamber temperature and airflow
15. Which of the following best describes 'spalling' in the context of cremation retort maintenance? → Flaking or chipping of the refractory lining due to thermal stress
16. What is the minimum required residence time for gases in the secondary combustion chamber according to typical EPA guidelines? → 1 second
17. What is the primary purpose of the metal identification disc placed with the body inside the retort? → To serve as a permanent, heat-resistant identifier throughout cremation
18. Which document serves as the legal authorization to perform a cremation in most U.S. states? → Cremation authorization form signed by the legally authorized person
19. A death certificate lists the cause of death as 'pending investigation.' Under most state laws, what must happen before cremation can proceed? → A medical examiner or coroner must release the body and authorize cremation
20. What is the purpose of a stack test (emissions test) on a cremation retort? → To measure actual pollutant emissions against permitted limits
21. What is the final step after cremation? → Processing remains
22. Why is continuing education important for crematory operators? → To stay updated
23. Under which environmental law are crematories required to manage and report releases of hazardous substances above reportable quantities? → CERCLA/SARA (Superfund)
24. Which identification method is considered most reliable for tracking remains through the cremation process? → Stainless steel or high-temperature ID disc placed with the remains
25. What is the maximum weight of cremated remains typically expected from an average adult? → 3–9 pounds (1.4–4 kg)
26. What should be done if remains are accidentally misplaced? → Report and resolve
27. What is the primary purpose of maintaining a strict chain of custody for human remains at a crematory? → To ensure the correct person is cremated and remains are returned to the right family
28. A bereaved family member calls repeatedly with questions during the cremation process. How should staff respond? → Respond to each call with patience, provide accurate updates, and reassure the family
29. What is the typical weight range of processed cremated remains from an average adult? → 3–9 pounds
30. When inspecting the retort's fuel train, which component is specifically designed to prevent gas from flowing backward toward the supply line? → Check valve (non-return valve)