NC BLET HAZMAT COMPREHENSIVE
EXAMINATION TEST 2026 QUESTIONS AND
SOLUTIONS COMPLETE REVIEW
◉Definition and incidents-. Answer: Millions of tons of chemical
substances, materials and products are stored, manufactured, used
and transported throughout the world every year
◉The United States Department of Transportation reported that
during ten years from 2009-2018,. Answer: there was a total of
166,036 hazardous materials incidents that occurred while the
materials were being transported, The majority of these incidents
(approximately 87.9 percent) occurred while being transported via
highways
◉In 2018, the Pipeline and Hazardous Materials Safety
Administration reported_______hazardous materials incidents
occurred in North Carolina with ______ of those occurring on the
highways?. Answer: 512, 487
◉United States Department of Labor, Occupational Safety and
Health Administration (OSHA) regulates:. Answer: hazardous waste
operations, regulations, and emergency response
,◉Awareness Level-. Answer: Recognize the presence or potential
presence of a hazardous material, Recognize the type of container at
a site and identify the material in it if possible, Transmit information
to an appropriate authority and call for appropriate assistance,
Identify actions to protect themselves and others from hazards,
Establish scene control by isolating the hazardous area and denying
entry.
◉(DOT). Answer: also regulates the transfer and transportation of
hazardous and explosive materials by air, highway, rail, and water.
◉Environmental Protection Agency (EPA)-. Answer: also plays a
part in regulating hazardous materials, as they can have a distinct
effect on environmental interests or be hazardous to human health
◉National Incident Management System (NIMS)-. Answer: is a
comprehensive, national approach to incident management that is
applicable to all jurisdictional levels and across functional
disciplines it intends to Be applicable, Improve coordination and
cooperation, Provide a common standard for overall incident
management.
◉Incident command system (ICS)-. Answer: created in the 1970's
due to california wildfire, each responder answers to one person,
Allows us to integrate with fire, rescue, and medical
, personnel in a smooth, effective manner. Control of situation shifts
as more highly trained personnel arrive on scene.
◉Boiling point:. Answer: "The temperature at which the vapor
pressure of a liquid is equal or greater than atmospheric pressure.
◉Flash point:. Answer: "The minimum temperature at which a
liquid or volatile solid gives off sufficient vapors to form an ignitable
mixture with air near its surface.
◉Vapor density:. Answer: "The weight of a given volume of pure
vapor or gas compared to the weight of an equal volume of dry air at
the same temperature and pressure
◉Specific gravity:. Answer: "The ratio of the density (heaviness) of a
material to the density of some standard material at standard
conditions of pressure and temperature.
◉Chronic exposure:. Answer: "Of long duration, or recurring over a
period of time
◉Acute exposure:. Answer: "Single exposure (dose) or several
repeated exposures to a substance within a short time period.
EXAMINATION TEST 2026 QUESTIONS AND
SOLUTIONS COMPLETE REVIEW
◉Definition and incidents-. Answer: Millions of tons of chemical
substances, materials and products are stored, manufactured, used
and transported throughout the world every year
◉The United States Department of Transportation reported that
during ten years from 2009-2018,. Answer: there was a total of
166,036 hazardous materials incidents that occurred while the
materials were being transported, The majority of these incidents
(approximately 87.9 percent) occurred while being transported via
highways
◉In 2018, the Pipeline and Hazardous Materials Safety
Administration reported_______hazardous materials incidents
occurred in North Carolina with ______ of those occurring on the
highways?. Answer: 512, 487
◉United States Department of Labor, Occupational Safety and
Health Administration (OSHA) regulates:. Answer: hazardous waste
operations, regulations, and emergency response
,◉Awareness Level-. Answer: Recognize the presence or potential
presence of a hazardous material, Recognize the type of container at
a site and identify the material in it if possible, Transmit information
to an appropriate authority and call for appropriate assistance,
Identify actions to protect themselves and others from hazards,
Establish scene control by isolating the hazardous area and denying
entry.
◉(DOT). Answer: also regulates the transfer and transportation of
hazardous and explosive materials by air, highway, rail, and water.
◉Environmental Protection Agency (EPA)-. Answer: also plays a
part in regulating hazardous materials, as they can have a distinct
effect on environmental interests or be hazardous to human health
◉National Incident Management System (NIMS)-. Answer: is a
comprehensive, national approach to incident management that is
applicable to all jurisdictional levels and across functional
disciplines it intends to Be applicable, Improve coordination and
cooperation, Provide a common standard for overall incident
management.
◉Incident command system (ICS)-. Answer: created in the 1970's
due to california wildfire, each responder answers to one person,
Allows us to integrate with fire, rescue, and medical
, personnel in a smooth, effective manner. Control of situation shifts
as more highly trained personnel arrive on scene.
◉Boiling point:. Answer: "The temperature at which the vapor
pressure of a liquid is equal or greater than atmospheric pressure.
◉Flash point:. Answer: "The minimum temperature at which a
liquid or volatile solid gives off sufficient vapors to form an ignitable
mixture with air near its surface.
◉Vapor density:. Answer: "The weight of a given volume of pure
vapor or gas compared to the weight of an equal volume of dry air at
the same temperature and pressure
◉Specific gravity:. Answer: "The ratio of the density (heaviness) of a
material to the density of some standard material at standard
conditions of pressure and temperature.
◉Chronic exposure:. Answer: "Of long duration, or recurring over a
period of time
◉Acute exposure:. Answer: "Single exposure (dose) or several
repeated exposures to a substance within a short time period.
