HAZMAT Chapter 4
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- 1.What is a primary advantage of a supplied-air respirator?
- A.
Reduced weight and bulk for the wearer
- B.
Greater mobility
- C.
Less Susceptible to mechanical damage
- D.
Eliminates the need to carry an air cylinder
- 2.Which is a commonly used resource to determine the size of a vapor cloud?
- A.
A scientific functions-capable calculator
- B.
Specialized computer software
- C.
Preincident plan
- D.
GPS triangulation
- 3.For hazardous materials respnders, what is the most important element of P.P.E.?
- A.
Vapor protection
- B.
Respiratory protection
- C.
Splash protection
- D.
Thermal protection
- 4.Which statement about air-purifying respirators is correct?
- A.
They are supplied by a low-pressure hose connected to a remote air suply
- B.
A filter must be selected based on the specific contaminant
- C.
They use a closed-circuit system
- D.
The catalytic type may be used in low-oxygen atmospheres
- 5.What does the EVADE acronym address?
- A.
Decontamination
- B.
Nerve agent poisoning
- C.
Scene assesment
- D.
Secondary devices
- 6.Which is the best example of secondary contamination?
- A.
Exposure to alpha radiation from broken transport packaging
- B.
Contact occuring druing operations by emergency personnel to resolve the incident
- C.
Contact with material outside of its containment vessel or packaging
- D.
Contact with runoff from firefighting operations on an ignited material
- 7.Which term descrives when a chemical passes through a material on a molecular level?
- A.
Degradation
- B.
Permeation
- C.
Infiltration
- D.
Impregnation
- 8.Which value is the maximum concentration to which an adult can be eposed 8 hrs per day, 40 hrs per week?
- A.
Time-weighted average
- B.
Long-term exposure limit
- C.
Working exposure limit
- D.
Ceiling level
- 9.What can be used to determine the pH of a HAZMAT?
- A.
Litmus Paper
- B.
Organic Paper
- C.
M-8 paper
- D.
M-9 tape
- 10.In the E.R.G, the Initial Isolation and Protective Action Distances are found on pages that have ________ borders.
- A.
Red
- B.
Yellow
- C.
Blue
- D.
Green
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