Page 1 of 91
2025/2026 HAZMAT TECH EXAM| HAMZAT
TECH STUDY GUIDE| HAZMAT TECH 2 REAL
EXAM QUESTIONS WITH VERIFIED
SOLUTIONS
Directions: Read the statements below, then select your answer alternatives A-D below.
Statement 1: Gamma radiation is the most difficult form of radiation to shield.
Statement 2: Alpha radiation is not harmful to the body.
Statement 3: Gamma radiation does not travel very far.
A. All statements are true.
B. Statement 1 is true; statements 2 and 3 are false.
C. Statement 1 is false; statements 2 and 3 are true.
D. Statements 1 and 2 are true; statement 3 is false.
---ANSWER--- B. Statement 1 is true; statements 2 and 3 are false.
When sampling air, _________ is the common reading used to determine exposure guidelines
and values.
A. PPH
B. PPM
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C. PPB
D. PPT
---ANSWER--- B. PPM
Radiation that can be stopped by a piece of paper is known as _________ particles.
A. alpha
B. low-beta
C. high-beta
D. gamma
---ANSWER--- A. alpha
Sodium hydroxide and potassium hydroxide are best described as:
A. polymers
B. catalysts
C. acids
D. bases
---ANSWER--- D. bases
The main purpose for monitoring and detection equipment is:
A. identifying and verifying.
B. determining appropriate levels of PPE.
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C. setting hot zone boundaries.
D. assessing potential health effects.
---ANSWER--- A. identifying and verifying.
The process of using a shaped charge to cut a hole in a pressurized tank and allowing it to
safely burn off is called:
A. hot tapping B. thermal
exploitation.
C. positive ventilation.
D. vent and burn.
---ANSWER--- D. vent and burn.
Which of the following cooling systems are not typically used for response applications?
A. ice cooled vests
B. liquid-cooled vests
C. air-cooled jackets
D. all of the above
---ANSWER--- C. air-cooled jackets
A person who proved specific expertise in product and/or containers is the:
A. Incident Commander
B. Hazardous Materials/WMD Technician
C. Technical Information Specialist
D. CHEMTREC
, Page 4 of 91
---ANSWER--- C. Technical Information Specialist
Records produced as a result of a debriefing best serve the purpose of
documenting:
A. the equipment and apparatus exposure review.
B. the discussion of health information.
C. problems requiring immediate action.
D. all of the above are correct.
---ANSWER--- D. all of the above are correct.
When dealing with radiation, it is important to remember this rule: When distance from the
radiation source is doubled, the safety factor is increased by a margin of:
A. two
B. four
C. six
D. eight
---ANSWER--- B. four
When dealing with a radio-logical incident involving a leak or spill, what exposure guidelines
should the Hazardous Materials/WMD Technician use to minimize radioactive
contamination?
A. Time, distance, half-life
B. Ionizing radiation, non-ionizing radiation, half-life
C. Time, distance, shielding
D. Alpha particles, beta particles, gamma rays
2025/2026 HAZMAT TECH EXAM| HAMZAT
TECH STUDY GUIDE| HAZMAT TECH 2 REAL
EXAM QUESTIONS WITH VERIFIED
SOLUTIONS
Directions: Read the statements below, then select your answer alternatives A-D below.
Statement 1: Gamma radiation is the most difficult form of radiation to shield.
Statement 2: Alpha radiation is not harmful to the body.
Statement 3: Gamma radiation does not travel very far.
A. All statements are true.
B. Statement 1 is true; statements 2 and 3 are false.
C. Statement 1 is false; statements 2 and 3 are true.
D. Statements 1 and 2 are true; statement 3 is false.
---ANSWER--- B. Statement 1 is true; statements 2 and 3 are false.
When sampling air, _________ is the common reading used to determine exposure guidelines
and values.
A. PPH
B. PPM
, Page 2 of 91
C. PPB
D. PPT
---ANSWER--- B. PPM
Radiation that can be stopped by a piece of paper is known as _________ particles.
A. alpha
B. low-beta
C. high-beta
D. gamma
---ANSWER--- A. alpha
Sodium hydroxide and potassium hydroxide are best described as:
A. polymers
B. catalysts
C. acids
D. bases
---ANSWER--- D. bases
The main purpose for monitoring and detection equipment is:
A. identifying and verifying.
B. determining appropriate levels of PPE.
, Page 3 of 91
C. setting hot zone boundaries.
D. assessing potential health effects.
---ANSWER--- A. identifying and verifying.
The process of using a shaped charge to cut a hole in a pressurized tank and allowing it to
safely burn off is called:
A. hot tapping B. thermal
exploitation.
C. positive ventilation.
D. vent and burn.
---ANSWER--- D. vent and burn.
Which of the following cooling systems are not typically used for response applications?
A. ice cooled vests
B. liquid-cooled vests
C. air-cooled jackets
D. all of the above
---ANSWER--- C. air-cooled jackets
A person who proved specific expertise in product and/or containers is the:
A. Incident Commander
B. Hazardous Materials/WMD Technician
C. Technical Information Specialist
D. CHEMTREC
, Page 4 of 91
---ANSWER--- C. Technical Information Specialist
Records produced as a result of a debriefing best serve the purpose of
documenting:
A. the equipment and apparatus exposure review.
B. the discussion of health information.
C. problems requiring immediate action.
D. all of the above are correct.
---ANSWER--- D. all of the above are correct.
When dealing with radiation, it is important to remember this rule: When distance from the
radiation source is doubled, the safety factor is increased by a margin of:
A. two
B. four
C. six
D. eight
---ANSWER--- B. four
When dealing with a radio-logical incident involving a leak or spill, what exposure guidelines
should the Hazardous Materials/WMD Technician use to minimize radioactive
contamination?
A. Time, distance, half-life
B. Ionizing radiation, non-ionizing radiation, half-life
C. Time, distance, shielding
D. Alpha particles, beta particles, gamma rays
