Exam (elaborations)
HAZMAT OPERATIONS TEST
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HAZMAT OPERATIONS TEST
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HAZMATOPERATIONS
TEST
Adsorption is the process of: - answer- Adhering the contaminant to a surface
A tank carrier designed to haul various chemicals whose pressures are less than 40 PSI
would be a: - answer- MC 306/DOT 406
The immediate concern when dealing with combustible liquid spills is to: - answer-
Prevent ignition of the fuel
The highest level of respiratory protection is needed but lesser chemical protection is
required for the skin best describes _______ protection. - answer- Level B
Chemical Transportation Emergency Center (CHEMTREC) is able to provide assistance
to responders if: - answer- The name of the shipper and manufacturer is known
Determining whether a vapor will rise or fall is commonly referred to as: - answer- Vapor
Density
The maximum hose length allowed by NIOSH when using an airline hose respirator is
______ feet. - answer- 300
If a product with a vapor density of 1.6 escaped from its container, you would expect the
product to: - answer- Collect in low-lying areas
Which resources are available for determining the concentrations of a released
hazardous material in an endangered area? - answer- Monitoring equipment should be
, utilized, keeping in mind that Haz-Mat technicians are needed to operate this
equipment.
Chemicals that ignite when combined create a(n) __________ reaction. - answer-
Exothermic
The eight-step process recommended for assessing a hazardous materials incident
includes: - answer- Hazard and Risk evaluation
What would be the likely result of allowing a contaminated individual to leave the hot
zone without being decontaminated? - answer- The contaminates would likely be
transferred to other personal and equipment resulting in secondary contamination.
When dealing with a Level III incident, it is expected that evacuation of people will cover
an area of. - answer- Large scale evacuation.
The minimum temperature to which a fuel in air must be heated to initiate self-sustained
combustion without initiation from an independent ignition source is best described as: -
answer- Auto-ignition Temperature
Which DOT Hazard Class covers nerve agents used in chemical warfare? - answer-
DOT 6.1
At a hazardous materials incident, the assistant safety officer directly reports to the: -
answer- Safety Officer
Symptoms of heat ______ include little or no sweating; hot, dry, red skin, deep then
shallow breathing; and rapid pulse. - answer- Stroke
To protect against radiological exposures a responder should: - answer- Limit the time
spent in a radiation hazard area
A person who is repeatedly exposed to a chemical over a long period of time may
develop - answer- Chronic health hazard
The first step or most important thing to accomplish upon arrival at a hazardous
materials or suspected hazardous materials incident is: - answer- Isolation of the area
and prevention of entry
Control of the scene begins by isolating the site. The process for establishing initial
isolation distances can be found: - answer- In the Emergency Response Guidebook
(ERG)
Cryogenic liquids are those that exist at: - answer- 130F (150F?)
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