hazmat test quiz Flashcards
How is the lid on an open-head drum fastened?
a- Hooks are welded to the sides and grip it.
b- The lid flange is crimped over the drum lip.
c- The lid is twisted onto a thread encircling the body.
d- A ring and tightening hardware are applied.
A ring and tightening hardware are applied.
What is the expansion ratio of cryogenic helium?
a- 1500:1
b- 750:1
c- 300:1
d- 19:1
750:1
Closed-head drums usually have bungs of what size?
a- 12 inches
b- 8 inches
c- 6 inches
d- 2 inches
2 inches
If a volume of cryogenic helium is allowed to warm and vaporize entirely in its container, what kind of pressure (in pounds per square inch) could it generate?
a- 800
b- 2,500
c- 14,500
d- 125,000
14,500
What does the yellow diamond on the NFPA 704 symbol indicate?
a- Flammability
b- Instability
c- Special hazards
d- Health
Instability
What is the term for shipping documentation carried on railroad transportation?
a- Waybill
b- Air bill
c- Dangerous cargo manifest
d- Bill of lading
Waybill
Which section of the ERG contains the Table of Initial Isolation and Protective Action Distances?
a- Green
b- Yellow
c- Orange
d- Blue
Green
What is the process by which hazardous materials enter the body by permeating the skin?
a- Absorption
b- Injection
c- Ingestion
d- Inhalation
Absorption
What is the process by which chemicals enter the body through the gastrointestinal tract?
a- Absorption
b- Inhalation
c- Injection
d- Ingestion
Ingestion
In the ERG, the Initial Isolation and Protective Action Distances are found on pages that have __________ borders.
a- Red
b- Yellow
c- Blue
d- Green
Green
What does the term isolation mean, as it applies to hazardous materials response strategy?
a- Using appropriate PPE to prevent direct contact with the material
b- Taking steps to control the direction of a material release and minimize downwind exposures
c- Preventing the spread of a material beyond a specified zone or perimeter
d- Keeping responders and the public a safe distance away from the hazard
Keeping responders and the public a safe distance away from the hazard
What is the Department of Transportation’s hazard class for explosives?
a- Class 1
b- Class 2
c- Class 3
d- Class 4
Class 1
What is the term for shipping documentation carried on road and highway transportation vehicles?
a- Waybill
b- Dangerous cargo manifest
c- Consist
d- Bill of lading
Bill of lading
Which section of the ERG would a fire fighter use when he or she knows the chemical name of the hazardous material?
a- Green
b- Blue
c- Yellow
d- Orange
Blue
The ERG refers to the __________ as the area downwind of the spill or leak where steps must be taken to protect the public.
a- evacuation area
b- exclusion zone
c- protective action distance
d- initial isolation zone
protective action distance
What would be a typical pressure reading, in pounds per square inch, on a standard oxygen cylinder used in the medical field?
a- 20,000
b- 2,000
c- 200
d- 20
2,000
Which statement about drum construction is correct?
a- Regulations pertaining to drum construction vary by state.
b- The National Institute for Occupational Safety and Health establishes specifications for drum construction.
c- Construction is determined by the type of material it will contain.
d- By international treaty, all drums everywhere are made of the same materials and in the same way.
Construction is determined by the type of material it will contain.
What is the Department of Transportation’s hazard class for toxic substances?
a- 8
b- 6
c- 4
d- 1
6
What does the blue diamond on the NFPA 704 symbol indicate?
a- Flammability
b- Instability
c- Health hazard
d- Special hazards
Health hazard
The military hazardous materials/WMD marking system is based on __________ hazards.
a- exposure and fire
b- detonation and exposure
c- explosion and detonation
d- detonation and fire
detonation and fire
Which of the following is the best source of basic information about the chemical make-up of a substance, the potential hazards it presents, appropriate first aid, and other pertinent safe-handling data?
a- Cargo manifest
b- Safety data sheet
c- ERG
d- Shipping papers
Safety data sheet
Which section of the ERG would a fire fighter use when he or she knows the chemical identification number of the hazardous material?
a- Green
b- Blue
c- Yellow
d- Orange
Yellow
