QUESTIONS AND ANSWERS RATED A+ 2025/2026
UPDATED NEW!!
Substances or materials in quantities or forms that may pose an unreasonable risk to health,
safety, or property when transported, stored, or used in commerce is a definition for a:
hazardous material
When dealing with a radiological incident involving a leak or spill, what exposure guidelines
should the hazmat first responder use to minimize radioactive contamination?
Time, distance, shielding
We have an expert-written solution to this problem!
A reference book intended as a guide to aid emergency responders to guide quickly and identify
specific hazards during the initial phase is the:
DOT, Emergency Response Guidebook
The two types of potential hazards found in each guide of the Emergency Response Guidebook
are:
health and fire/explosion
The steps that are taken to preserve the health and safety of emergency responders and the
public during an incident involving releases of hazardous materials are called:
protective actions
The most important part of assessment is:
recognizing the presence of hazardous materials
Which information should be provided during the notifications?
Container type
Statement 1: CERCLA established prohibitions and requirements concerning closed and
abandoned hazardous waste sites.
,Statement 2: A trust fund to provide for cleanup when no responsible party could be identified
was established by CERCLA
Statement 3: CERCLA is part of Code of Federal Regulations (CFR) 1910.120
Statements 1 and 2 are true; statement 3 is false
Which of the package labels listed below indicates the highest radiation hazard?
Radioactive Yellow-III
Federal law requires that local establishments keep a Material Safety Data Sheet on file when:
hazardous materials are used or stored on site
A major difference between a hazardous materials incident and other types of emergencies is
the fact that hazmat incidents:
can be more complex
All cylinders should be considered dangerous, regardless of what type of hazardous material it
contains, because the contents are:
pressurized
The four-digit number appearing on a placard or an orange panel of a tank car is the:
United Nations (UN) product identification number
The National Fire Protection Association 704 System for identifying hazardous materials gives:
general hazard and degree of severity
A number 4 in the blue quadrant of the National Fire Protection Association 704 System
indicates that there is risk in this category from the chemical involved
severe
A white quadrant in the 6 o'clock position of the NFPA 704 system is used to indicate:
special hazards
the fact that a product is water reactive would be indicated in the quadrant of the
NFPA 704 system
blue
United Nations/Department of Transportation (UN/DOT) placards indicate general hazard
recognition by:
,giving the UN hazard class number
a bill of lading contains valuable information about the origin of the product and is the type of
shipping paper used when transporting a product via:
highway truck
for materials in hazard class 8 (corrosive), a DOT placard is required if the gross weight is in
excess of:
1001 lbs
care and control of the waybill/consist is the responsibility of the:
train crew
the normal location for the bill of lading is in the:
cab of the truck
During an incident involving a train, where should you look for the shipping papers?
the conductor's possession
using the human senses of smell or taste to determine the presence of a hazardous material is:
unreliable, unacceptable, and unsafe
hazardous occupancies should be identified and evaluated:
during preincident planning
Local emergency response personnel can gain valuable information if the is utilized in
preincident planning
Local Emergency Planning Committee
Shipping papers are required to contain:
the hazardous classification according to DOT regulations
When transporting hazardous materials, the shipping papers should contain:
hazard class of the material
on a placard, the number at the bottom of the diamond indicates the:
hazard class
, the DOT placarding system requires a vehicle carrying over 1001 pounds of corrosive display a
placard
white over black
the DOT placarding system requires a vehicle carrying a nonflammable compressed gas to
display a placard colored:
green
a type of material that can be extremely toxic and is considered by the DOT to be a hazardous
material is a
poison
any material that, when taken into the body, is injurious to health is known as:
poisionous material
in the NFPA 704 system of identification, the diamond-shaped placard used for fire hazard is
colored:
red
the NFPA lists as the standard for identifying chemical hazards of materials at fixed
facilities
704
the the NFPA 704 system, the quadrant dealing with reactivity is colored
yellow
a hazard class of 3, within the UN labeling system indicates a product
flammable/combustible liquid
a substance that readily yields oxygen to support combustion of fuels, would be labeled hazard
class under the UN/DOT labeling system
5
a container of flammable solids would receive a UN label or placard with a hazardous
classification number of:
4
using the UN/DOT labeling system, a flammable liquid would receive a hazard classification of: