NC BLET HAZMAT questions with correct answers, 113 Q&A, 2024.
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Course
NC BLET
Institution
NC BLET
NC BLET HAZMAT questions with correct answers, 113 Q&A, 2024.
A hazardous material is
"any substance or material that possesses an unreasonable risk to health and safety of persons and/or the environment if it is not properly controlled during handling, storage, manufacture, processing, packagi...
NC BLET HAZMAT questions with correct
answers, 113 Q&A, 2024.
A hazardous material is
"any substance or material that possesses an unreasonable risk to health and safety of persons and/or
the environment if it is not properly controlled during handling, storage, manufacture, processing,
packaging, use, disposal, or transportation.
Definition and incidents-
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,
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?
512, 487
United States Department of Labor, Occupational Safety and Health Administration (OSHA) regulates:
hazardous waste operations, regulations, and emergency response
Awareness Level-
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)
also regulates the transfer and transportation of hazardous and explosive materials by air, highway, rail,
and water.
Environmental Protection Agency (EPA)-
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)-
, 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)-
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:
"The temperature at which the vapor pressure of a liquid is equal or greater than atmospheric pressure.
Flash point:
"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:
"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:
"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:
"Of long duration, or recurring over a period of time
Acute exposure:
"Single exposure (dose) or several repeated exposures to a substance within a short time period.
Routes of entry:
Refers to those "pathways by which hazardous materials get into (or affect) the human body.
Ingestion-
"Process of taking in materials through the mouth by means other than simple inhalation
Inhalation-
"Process of taking in materials by breathing through the nose or mouth
Injection-
"Process of taking in materials through a puncture or break in the skin
Absorption-
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