Chapter 30: Recognizing and Identifying the Hazards - Lecture and Quiz
the blue, red, and yellow shapes of NFPA 704 have ratings with a range of
0-4, 4 is the most hazardous
chemical substances can enter human body how many ways?
4. nose, mouth, skin, eyes
div 3 materials?
mass fire
-An SDS provides information about chemical composition, physical and chemical properties, health and safety hazards, emergency response, and waste disposal of the material. -The DOT hazardous material marking system is used when materials are being transported from one location to another. -The NFPA 704 hazard identification system is designed for fixed-facility use. -The ERG green section offers recommendations on the size and shape of protective action zones. -DOT Class 9 describes miscellaneous hazardous materials/products.
-An SDS provides information about chemical composition, physical and chemical properties, health and safety hazards, emergency response, and waste disposal of the material. -The DOT hazardous material marking system is used when materials are being transported from one location to another. -The NFPA 704 hazard identification system is designed for fixed-facility use. -The ERG green section offers recommendations on the size and shape of protective action zones. -DOT Class 9 describes miscellaneous hazardous materials/products.
ERG (Emergency Response Guidebook) classifies nine chemical families. toxic substance and infectious substances would be classified as
DOT class 6
Which of the following would most likely be used to transport liquid nitrogen?
Dewar containers are thermos-like containers that hold dangerous chemicals and cold liquids at the appropriate temperature.
Which of the following is not a route of entry to the human body?
Metabolism
Which packaging group designation signals minor danger?
Packaging group III signals minor danger.
Your plan to address the incident begins with taking the basic actions known as:
SIN
Initial operational priorities for a hazardous materials response are based on the acronym SIN. What does that stand for?
Safety, isolate, notify
What type of shipping papers is used for roadway transportation?
Shipping papers for road and highway transportation are called a bills of lading or freight bills.
If you were able to get the chemical name of a spilled substance, which reference source would provide the most complete information regarding a chemical hazard investigation?
The ERG is intended to help responders decide which preliminary action to take at an incident scene.
Which of the following statements applies to HMIS?
The HMIS is a method used by employers to give their personnel necessary information to work safely around chemicals. It includes training materials to inform workers of chemical hazards in the workplace.
Which sense is most useful to initially size up a hazardous materials incident?
Your first action should always be to approach the scene from a safe location and direction. If possible, it may make sense to use binoculars to view and initially assess the scene.
Placards are diamond-shaped indicators that are placed where on highway transport vehicles, railroad tank cars, and other forms of transportation carrying hazardous materials?
all four sides
which container is glass, plastic, or steel and holds 5 to 15 gallons?
carboy
Who produces the largest databases on chemical information, including the CAS registry?
chemical abstracts service
NFPA 704 hazard identification system uses what shape symbol?
diamond
us military has developed its own marking system for hazardous materials. for materials that have eplosion-with-fragment hazards, they are identified as
division 2 materials
in nfpa 704 hazard indentification system, red area represents
flammability
what does the blue diamond signify in NFPA 704 marking system?
health hazard
