CHMM (Certified Hazardous Materials Manager)
Practice Examination Questions Form Real Exams
Latest 2026 2027 Update With 100 Questions &
100% Correct Detailed Answers Graded A+ (Brand
New!!)
Content Covered: Hazardous waste regulations (RCRA), hazardous
materials transportation (DOT/49 CFR), emergency planning & community right-
to-know (EPCRA), hazardous substances (CERCLA), OSHA HAZWOPER, waste
minimization, pollution prevention, risk assessment, toxicology, environmental
management systems (EMS), storage & disposal standards, universal waste,
TSCA, air & water regulations (CAA, CWA), spill response, contingency planning,
and compliance auditing.
1. Under RCRA, a solid waste is considered hazardous if it:
A. Is liquid only
B. Contains any chemical
C. Exhibits a characteristic or is listed
D. Is generated by a large company
Answer: C
Hazardous waste is defined as listed waste or waste exhibiting ignitability,
corrosivity, reactivity, or toxicity.
2. Which characteristic waste has a flash point below 60°C (140°F)?
A. Corrosive
B. Toxic
C. Ignitable
D. Reactive
Answer: C
Ignitable wastes include liquids with flash points below 60°C.
,3. The Toxicity Characteristic is determined using which test?
A. TCLP
B. BOD
C. COD
D. Flash Point Test
Answer: A
TCLP (Toxicity Characteristic Leaching Procedure) evaluates leachable
contaminants.
4. A Large Quantity Generator (LQG) may accumulate hazardous waste on-site
for up to:
A. 30 days
B. 90 days
C. 180 days
D. 1 year
Answer: B
LQGs may accumulate hazardous waste for 90 days without a storage
permit.
5. Which manifest copy must be retained by the generator?
A. Copy 1 only
B. Final signed copy
C. Transporter copy
D. TSDF copy
Answer: B
The generator must retain the final signed copy returned from the TSDF.
6. Under DOT regulations, hazardous materials are regulated under:
A. 29 CFR
B. 40 CFR
C. 49 CFR
D. 33 CFR
Answer: C
49 CFR governs transportation of hazardous materials.
, 7. EPCRA Section 302 addresses:
A. Waste disposal
B. Emergency planning notification
C. Air permits
D. Hazardous waste listings
Answer: B
Facilities with extremely hazardous substances must notify state emergency
commissions.
8. CERCLA is primarily concerned with:
A. Workplace safety
B. Hazardous waste transportation
C. Cleanup of contaminated sites
D. Wastewater discharge
Answer: C
CERCLA (Superfund) addresses remediation of contaminated sites.
9. OSHA HAZWOPER training is found in:
A. 29 CFR 1910.120
B. 40 CFR 260
C. 49 CFR 172
D. 29 CFR 1910.134
Answer: A
HAZWOPER establishes worker protection requirements for hazardous
waste operations.
10.A corrosive waste has a pH of:
A. 6–8
B. 4–10
C. ≤2 or ≥12.5
D. 3–11
Answer: C
Corrosive wastes have extreme pH values ≤2 or ≥12.5.
Practice Examination Questions Form Real Exams
Latest 2026 2027 Update With 100 Questions &
100% Correct Detailed Answers Graded A+ (Brand
New!!)
Content Covered: Hazardous waste regulations (RCRA), hazardous
materials transportation (DOT/49 CFR), emergency planning & community right-
to-know (EPCRA), hazardous substances (CERCLA), OSHA HAZWOPER, waste
minimization, pollution prevention, risk assessment, toxicology, environmental
management systems (EMS), storage & disposal standards, universal waste,
TSCA, air & water regulations (CAA, CWA), spill response, contingency planning,
and compliance auditing.
1. Under RCRA, a solid waste is considered hazardous if it:
A. Is liquid only
B. Contains any chemical
C. Exhibits a characteristic or is listed
D. Is generated by a large company
Answer: C
Hazardous waste is defined as listed waste or waste exhibiting ignitability,
corrosivity, reactivity, or toxicity.
2. Which characteristic waste has a flash point below 60°C (140°F)?
A. Corrosive
B. Toxic
C. Ignitable
D. Reactive
Answer: C
Ignitable wastes include liquids with flash points below 60°C.
,3. The Toxicity Characteristic is determined using which test?
A. TCLP
B. BOD
C. COD
D. Flash Point Test
Answer: A
TCLP (Toxicity Characteristic Leaching Procedure) evaluates leachable
contaminants.
4. A Large Quantity Generator (LQG) may accumulate hazardous waste on-site
for up to:
A. 30 days
B. 90 days
C. 180 days
D. 1 year
Answer: B
LQGs may accumulate hazardous waste for 90 days without a storage
permit.
5. Which manifest copy must be retained by the generator?
A. Copy 1 only
B. Final signed copy
C. Transporter copy
D. TSDF copy
Answer: B
The generator must retain the final signed copy returned from the TSDF.
6. Under DOT regulations, hazardous materials are regulated under:
A. 29 CFR
B. 40 CFR
C. 49 CFR
D. 33 CFR
Answer: C
49 CFR governs transportation of hazardous materials.
, 7. EPCRA Section 302 addresses:
A. Waste disposal
B. Emergency planning notification
C. Air permits
D. Hazardous waste listings
Answer: B
Facilities with extremely hazardous substances must notify state emergency
commissions.
8. CERCLA is primarily concerned with:
A. Workplace safety
B. Hazardous waste transportation
C. Cleanup of contaminated sites
D. Wastewater discharge
Answer: C
CERCLA (Superfund) addresses remediation of contaminated sites.
9. OSHA HAZWOPER training is found in:
A. 29 CFR 1910.120
B. 40 CFR 260
C. 49 CFR 172
D. 29 CFR 1910.134
Answer: A
HAZWOPER establishes worker protection requirements for hazardous
waste operations.
10.A corrosive waste has a pH of:
A. 6–8
B. 4–10
C. ≤2 or ≥12.5
D. 3–11
Answer: C
Corrosive wastes have extreme pH values ≤2 or ≥12.5.
