HAZMAT MATERIALS OPERATIONS CORE TEST 112 EXAM 2026
UPDATE QUESTIONS AND CORRECT VERIFIED ANSWERS ALREADY
GRADED A+ (BRAND NEW VISION)
The ability of materials to adhere to the outside of another material - ANS-Adsorption
Which of the following technical decontamination techniques involves using another
material to change the chemical structure of a hazardous material
A. Dilution
B. Absorption
C. Neutralization
D. Chemical degradation - ANS-D. Chemical degradation
The decontamination site should be located where - ANS-Upwind of the hot zone
The NFPA 794 system provides the - ANS-General hazard information
A substance that readily yields oxygen to support combustion of field would be labeled
hazard class " " under then UN hazard class system
1. 1
2. 3
3. 5
4. 7 - ANS-3. 7
Substance which are pyrophoric are known to be
A. Air reactive
B. Radioactive
C. Carcinogens
D. Water reactive - ANS-A. Air reactive
If a hazardous material is released, A vapor cloud may be formed creating dispersion
patterns l. Which is NOT a dispersion pattern created upon release of a hazardous
materials vapor
A. Cloud
B. Plume
C. Cylindrical
D. Hemispheric - ANS-C. Cylindrical
Which of the following spill control tactics involves action taken to direct or influence the
course of airborne hazardous materials
A. Dilution
B. Dissolution
C. Ventilation
D. Vapor dispersion - ANS-D. Vapor dispersion
, What section of the ERG would you look to find out if a hazardous materials mixed with
water were to put off another gas - ANS-Green pages
What does a combustible gas indicator read
A. O2 levels
B. LEL
C. CO2
D. H2S - ANS-B. LEL
What level should your oxygen be at in order to be in a scba - ANS-19.5
Which monitor should lead the team or entry into a suspected hazardous materials
incident
A. O2
B. CGI
C. Toxic
D. RAD - ANS-A. O2
At a terrorist event in the US who had jurisdiction over the incident
A. FBI
B. National Guard
C. Local Fire Department
D. Local law enforcement agency - ANS-Fbi
Solids and powders are often stored in - ANS-Bags
Which type of containers are generally ushaped with rounded sides and are used for
grains or fertilizers - ANS-Dry bulk cargo tankers
Propane cylinders container liquefied gas and have low pressures of approximately -
ANS-150-200psi
The first step in getting control of a hazardous materials incident is to isolate the
problem and - ANS-Keep people away
A glass plastic or steel container that holds 5 to 15 gallons of product is a - ANS-
Carboy
Which responsible is trying to take a defensive actions - ANS-Opperations
Liquid bulk storage containers have an internal capacity of more then - ANS-119
gallons
One of the most common chemical tankers is a gasoline tanker also known as a - ANS-
MC 306
UPDATE QUESTIONS AND CORRECT VERIFIED ANSWERS ALREADY
GRADED A+ (BRAND NEW VISION)
The ability of materials to adhere to the outside of another material - ANS-Adsorption
Which of the following technical decontamination techniques involves using another
material to change the chemical structure of a hazardous material
A. Dilution
B. Absorption
C. Neutralization
D. Chemical degradation - ANS-D. Chemical degradation
The decontamination site should be located where - ANS-Upwind of the hot zone
The NFPA 794 system provides the - ANS-General hazard information
A substance that readily yields oxygen to support combustion of field would be labeled
hazard class " " under then UN hazard class system
1. 1
2. 3
3. 5
4. 7 - ANS-3. 7
Substance which are pyrophoric are known to be
A. Air reactive
B. Radioactive
C. Carcinogens
D. Water reactive - ANS-A. Air reactive
If a hazardous material is released, A vapor cloud may be formed creating dispersion
patterns l. Which is NOT a dispersion pattern created upon release of a hazardous
materials vapor
A. Cloud
B. Plume
C. Cylindrical
D. Hemispheric - ANS-C. Cylindrical
Which of the following spill control tactics involves action taken to direct or influence the
course of airborne hazardous materials
A. Dilution
B. Dissolution
C. Ventilation
D. Vapor dispersion - ANS-D. Vapor dispersion
, What section of the ERG would you look to find out if a hazardous materials mixed with
water were to put off another gas - ANS-Green pages
What does a combustible gas indicator read
A. O2 levels
B. LEL
C. CO2
D. H2S - ANS-B. LEL
What level should your oxygen be at in order to be in a scba - ANS-19.5
Which monitor should lead the team or entry into a suspected hazardous materials
incident
A. O2
B. CGI
C. Toxic
D. RAD - ANS-A. O2
At a terrorist event in the US who had jurisdiction over the incident
A. FBI
B. National Guard
C. Local Fire Department
D. Local law enforcement agency - ANS-Fbi
Solids and powders are often stored in - ANS-Bags
Which type of containers are generally ushaped with rounded sides and are used for
grains or fertilizers - ANS-Dry bulk cargo tankers
Propane cylinders container liquefied gas and have low pressures of approximately -
ANS-150-200psi
The first step in getting control of a hazardous materials incident is to isolate the
problem and - ANS-Keep people away
A glass plastic or steel container that holds 5 to 15 gallons of product is a - ANS-
Carboy
Which responsible is trying to take a defensive actions - ANS-Opperations
Liquid bulk storage containers have an internal capacity of more then - ANS-119
gallons
One of the most common chemical tankers is a gasoline tanker also known as a - ANS-
MC 306
