#1
Which of the following is NOT a primary type of explosive?
Quaternary Explosive
ExplanationQuaternary Explosives are not primary types, they are tertiary or quaternary.
#2
What is the primary purpose of a Material Safety Data Sheet (MSDS)?
To provide instructions for safe handling and use of hazardous materials
ExplanationMSDS provides safety instructions for hazardous material handling.
#3
Which of the following is a characteristic of high explosives?
They have a low detonation velocity
ExplanationHigh explosives have high detonation velocities.
#4
What does the term 'UN Class 1.1D' indicate for an explosive material?
It is a high-sensitivity explosive
ExplanationUN Class 1.1D indicates high-sensitivity explosive.
#5
What does the acronym 'DOT' stand for in the context of explosive transportation regulations in the United States?
Department of Transportation
ExplanationDOT stands for Department of Transportation in explosive transportation regulations.
#6
What is the primary function of a blast suppressant material?
To mitigate the effects of an explosion
ExplanationBlast suppressant materials reduce the impact of an explosion.
#7
Which type of explosive requires the most force to initiate detonation?
Primary Explosive
ExplanationPrimary Explosives require the most force to initiate detonation.
#8
What is the term used to describe the unintentional detonation of an explosive material?
Explosion
ExplanationAn Explosion refers to the unintentional detonation of an explosive material.
#9
Which of the following is NOT a factor affecting the sensitivity of an explosive material?
Storage duration
ExplanationStorage duration does not affect the sensitivity of explosives.
#10
What is the main hazard associated with ammonium nitrate-based explosives?
Risk of decomposition under heat or pressure
ExplanationAmmonium nitrate-based explosives can decompose under heat or pressure.
#11
What is the minimum recommended distance for storing explosive materials away from inhabited buildings?
500 feet
ExplanationExplosive materials should be stored at least 500 feet away from inhabited buildings.
#12
What is the primary ingredient in a smokeless powder?
Nitrocellulose
ExplanationNitrocellulose is the primary ingredient in smokeless powder.
#13
Which government agency regulates the storage and handling of explosives in the United States?
Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF)
ExplanationATF regulates explosives storage and handling in the US.
#14
Which of the following explosive safety precautions is NOT recommended?
Mixing different types of explosives together for convenience
ExplanationMixing different explosives is not recommended for safety.
#15
What is the recommended method for disposing of unused or expired explosives?
Incineration
ExplanationUnused or expired explosives should be disposed of by incineration.
#16
Which of the following statements regarding the transportation of explosives is true?
Explosives must be properly labeled and placarded during transportation
ExplanationExplosives require proper labeling and placarding during transportation.
#17
Which of the following statements regarding the use of water with explosives is true?
Water can be used to decrease the sensitivity of some explosives
ExplanationWater can reduce the sensitivity of certain explosives.