Tcfp HazMat Operations Possible Questions
and Answers
carcinogens, mutagens, and teratogens are permanent and irreversible conditions known as: -
ANSWER>>chronic health hazards
convulsants are best described as: - ANSWER>>poisons that will cause an exposed individual to
have seizures
after repeated exposure, _________ will cause an allergic reaction. -
ANSWER>>sensitizers/allergens
toxic gases, blood agents, such as arsine and cyanogen chloride, would fall under which
UN/DOT hazard class and divison? - ANSWER>>2.3
which is considered a DOT hazard class 4 product? - ANSWER>>flammable solid
one type of hazardous material that is classified as DOT class 1 is: - ANSWER>>explosives with a
mass explosion hazard
the minimum temperature at which a liquid gives off sufficient vapors to form an ignitable
mixture, with air near the surface, is called the ________ point. - ANSWER>>flash
vapor pressures of a substance at 100 degrees F - ANSWER>>always higher than the same
substance at 68 degrees F
with DOT hazard class covers nerve agents used in chemical warfare? - ANSWER>>DOT 6.1
in an emergency, responders can acquire a MSDS sheet from - ANSWER>>manufacturer of the
chemical
the immediate concern when dealing with combustible liquid spills is to: - ANSWER>>prevent
ignition of the fuel
most riot control agents are considered to be in DOT hazard class: - ANSWER>>6.1
,choking agents like _______ attack the lungs causing tissue damage. - ANSWER>>phosgene
a specific class of chemicals, called blood agents are highly toxic to the human body because
they: - ANSWER>>are chemical asphyxiants because they interfere with oxygen utilization
materials such as benzene, asbestos, and arsenic are known as: - ANSWER>>carcinogens
which is a symptom of an irritant exposure? - ANSWER>>burning sensation to eyes
the _______ of a chemical is its ability to remain in the environment. - ANSWER>>persistance
one of the most common products of combustion encountered in structure fires is: -
ANSWER>>carbon monoxide (CO)
to contact the shipper for hazard and response information, a firefighter can obtain information
number from: - ANSWER>>the shipping papers
a poison that can be harmful if inhaled, swallowed, absorbed or introduced into the body is
known as: - ANSWER>>toxic
specific gravity can be described as the: - ANSWER>>ratio of the weight of a volume of liquid or
solid to the weight of an equal volume of water
water solubility can be described as the: - ANSWER>>degree to which a substance will mix with
water
the pool dispersion pattern is best described as: - ANSWER>>a three dimensional pattern
a steam dispersion pattern is best described as: - ANSWER>>a surface following pattern
at an emergency incident, the firefighter may obtain appropriate MSDS info from: -
ANSWER>>the employer of the facility
the UN/DOT hazard class for nerve agents is: - ANSWER>>6.1
neurotoxins such as organophosphates will effect which target organ? - ANSWER>>nervous
system
,the term that describes the part of the body effected by a specific toxin is called the: -
ANSWER>>target organ
the concentration that should never be exceeded is called: - ANSWER>>TLV-C
the amount of an ingested or injected substance that results in the death of 50 percent of the
test population is: - ANSWER>>LD50
the measurement commonly used by the OSHA administration in evaluating workplace
exposure during an 8-hour period is: - ANSWER>>PEL
the resource that would be useful in determining the size of an endangered area during a
hazmat incident is the: - ANSWER>>ERG
one of the symptoms of poisonous gases such as chlorine and anhydrous ammonia is severe
irritation to the ______ system. - ANSWER>>respiratory
one type of hazardous material that may be shock sensitive is: - ANSWER>>organic peroxide
if available, which resource is able to predict vapor cloud travel after responders' input, local
data and leak info? - ANSWER>>Area Locations Of Hazardous Atmospheres (ALOHA)
Which resource would be able to determine, or predict, the concentrations of a released
hazardous material within an endangered area when provided with local data and leak info? -
ANSWER>>Area Locations Of Hazardous Atmospheres (ALOHA)
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 Hazmat Technicians are needed to operate this equipment
in level I incidents, the response team should be able to deal with: - ANSWER>>a small gasoline
spill from a motor vehicle accident
if a hazardous material incident involves a leaking flammable substance, the first responders
should immediately remove all: - ANSWER>>ignition sources
one of the guidelines from protecting against possible secondary devices is: -
ANSWER>>manage the scene with cordons, boundaries, and scene control zones
, what would be the primary hazard to a responder while rescuing victims in a building where a
non-flammable hazard class 2 product is leaking? - ANSWER>>inhalation
the primary hazard to responders rescuing victims in the vicinity of a fire involving products of
hazard class 1 is: - ANSWER>>explosion
removal of contaminated victims that are in need of medical treatment from the hazard area
requires: - ANSWER>>the emergency decontamination process
statement 1: remote shutoffs are usually well marked with an orange placard
statement 2: remote shutoffs in fixed facilities are typically located near the back door
statement 3: on vehicles, the two most common locations for remote shutoffs are at the rear of
the cargo tank or behind the driver's door - ANSWER>>statements 1 and 2 are false, statement
3 is TRUE
a process by which one substance combines with a second substance is called: -
ANSWER>>absorption
when determining the type of dam to use to control a spill, responders need to consider the: -
ANSWER>>specific gravity of a material
which statement is correct concerning the proper procedure for dilution of a spill -
ANSWER>>dilution may be effective when combined with other containment tactics
actions taken to confine a product release to a limited area, performed remotely, are
considered to be: - ANSWER>>defensive strategies
identify the process of controlling fumes or vapors that are given off by flammable liquids -
ANSWER>>vapor suppression
_______ is compromised of those procedures taken to keep a material in a defined or local area
- ANSWER>>confinement
an advantage of confinement operations is that - ANSWER>>direct exposure of personnel is
avoided
and Answers
carcinogens, mutagens, and teratogens are permanent and irreversible conditions known as: -
ANSWER>>chronic health hazards
convulsants are best described as: - ANSWER>>poisons that will cause an exposed individual to
have seizures
after repeated exposure, _________ will cause an allergic reaction. -
ANSWER>>sensitizers/allergens
toxic gases, blood agents, such as arsine and cyanogen chloride, would fall under which
UN/DOT hazard class and divison? - ANSWER>>2.3
which is considered a DOT hazard class 4 product? - ANSWER>>flammable solid
one type of hazardous material that is classified as DOT class 1 is: - ANSWER>>explosives with a
mass explosion hazard
the minimum temperature at which a liquid gives off sufficient vapors to form an ignitable
mixture, with air near the surface, is called the ________ point. - ANSWER>>flash
vapor pressures of a substance at 100 degrees F - ANSWER>>always higher than the same
substance at 68 degrees F
with DOT hazard class covers nerve agents used in chemical warfare? - ANSWER>>DOT 6.1
in an emergency, responders can acquire a MSDS sheet from - ANSWER>>manufacturer of the
chemical
the immediate concern when dealing with combustible liquid spills is to: - ANSWER>>prevent
ignition of the fuel
most riot control agents are considered to be in DOT hazard class: - ANSWER>>6.1
,choking agents like _______ attack the lungs causing tissue damage. - ANSWER>>phosgene
a specific class of chemicals, called blood agents are highly toxic to the human body because
they: - ANSWER>>are chemical asphyxiants because they interfere with oxygen utilization
materials such as benzene, asbestos, and arsenic are known as: - ANSWER>>carcinogens
which is a symptom of an irritant exposure? - ANSWER>>burning sensation to eyes
the _______ of a chemical is its ability to remain in the environment. - ANSWER>>persistance
one of the most common products of combustion encountered in structure fires is: -
ANSWER>>carbon monoxide (CO)
to contact the shipper for hazard and response information, a firefighter can obtain information
number from: - ANSWER>>the shipping papers
a poison that can be harmful if inhaled, swallowed, absorbed or introduced into the body is
known as: - ANSWER>>toxic
specific gravity can be described as the: - ANSWER>>ratio of the weight of a volume of liquid or
solid to the weight of an equal volume of water
water solubility can be described as the: - ANSWER>>degree to which a substance will mix with
water
the pool dispersion pattern is best described as: - ANSWER>>a three dimensional pattern
a steam dispersion pattern is best described as: - ANSWER>>a surface following pattern
at an emergency incident, the firefighter may obtain appropriate MSDS info from: -
ANSWER>>the employer of the facility
the UN/DOT hazard class for nerve agents is: - ANSWER>>6.1
neurotoxins such as organophosphates will effect which target organ? - ANSWER>>nervous
system
,the term that describes the part of the body effected by a specific toxin is called the: -
ANSWER>>target organ
the concentration that should never be exceeded is called: - ANSWER>>TLV-C
the amount of an ingested or injected substance that results in the death of 50 percent of the
test population is: - ANSWER>>LD50
the measurement commonly used by the OSHA administration in evaluating workplace
exposure during an 8-hour period is: - ANSWER>>PEL
the resource that would be useful in determining the size of an endangered area during a
hazmat incident is the: - ANSWER>>ERG
one of the symptoms of poisonous gases such as chlorine and anhydrous ammonia is severe
irritation to the ______ system. - ANSWER>>respiratory
one type of hazardous material that may be shock sensitive is: - ANSWER>>organic peroxide
if available, which resource is able to predict vapor cloud travel after responders' input, local
data and leak info? - ANSWER>>Area Locations Of Hazardous Atmospheres (ALOHA)
Which resource would be able to determine, or predict, the concentrations of a released
hazardous material within an endangered area when provided with local data and leak info? -
ANSWER>>Area Locations Of Hazardous Atmospheres (ALOHA)
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 Hazmat Technicians are needed to operate this equipment
in level I incidents, the response team should be able to deal with: - ANSWER>>a small gasoline
spill from a motor vehicle accident
if a hazardous material incident involves a leaking flammable substance, the first responders
should immediately remove all: - ANSWER>>ignition sources
one of the guidelines from protecting against possible secondary devices is: -
ANSWER>>manage the scene with cordons, boundaries, and scene control zones
, what would be the primary hazard to a responder while rescuing victims in a building where a
non-flammable hazard class 2 product is leaking? - ANSWER>>inhalation
the primary hazard to responders rescuing victims in the vicinity of a fire involving products of
hazard class 1 is: - ANSWER>>explosion
removal of contaminated victims that are in need of medical treatment from the hazard area
requires: - ANSWER>>the emergency decontamination process
statement 1: remote shutoffs are usually well marked with an orange placard
statement 2: remote shutoffs in fixed facilities are typically located near the back door
statement 3: on vehicles, the two most common locations for remote shutoffs are at the rear of
the cargo tank or behind the driver's door - ANSWER>>statements 1 and 2 are false, statement
3 is TRUE
a process by which one substance combines with a second substance is called: -
ANSWER>>absorption
when determining the type of dam to use to control a spill, responders need to consider the: -
ANSWER>>specific gravity of a material
which statement is correct concerning the proper procedure for dilution of a spill -
ANSWER>>dilution may be effective when combined with other containment tactics
actions taken to confine a product release to a limited area, performed remotely, are
considered to be: - ANSWER>>defensive strategies
identify the process of controlling fumes or vapors that are given off by flammable liquids -
ANSWER>>vapor suppression
_______ is compromised of those procedures taken to keep a material in a defined or local area
- ANSWER>>confinement
an advantage of confinement operations is that - ANSWER>>direct exposure of personnel is
avoided
