Chapter 3 Flashcards
What are the three packaging groups?
Packing Group 1: High Danger
Packing Group 2 : Medium Danger
Packing Group 3: Low danger
what do the packaging groups tell you?
provides how dangerous the material is
All shipments of Hazardous materials must have with in accompany of them?
Shipping documents
What does the white pages of the ERG tell you?
Instructions for how to use the ERG
Where are the white pages located in the ERG?
In the front and back
What does āPā following the UN code mean?
Indicates that the material may be subject to Polymerization
What is Polymerization?
Polymerization is like linking individual paperclips (monomers) together to form a long chain (polymer). Just as paperclips connect one by one to make a chain, small molecules join together in a repeating pattern to create a larger, more complex structure.
What does the Yellow section of the ERG cover?
provides a four digit UN/NA ID no. index list of chemicals
What does the green highlighting mean?
Substances are gases and may release gases that are TIH (Toxic inhalation hazard)
What is the most useful part of the ERG?
The orange section
What section of the ERG should be covered first?
The Potential Hazard section
What is a monomer?
A molecule that may bind chemically to other molecules to form a polymer
Do gasses spread better in warmer less dense air or colder more dense air?
Gasses spread easier in warmer less dense air
Colder air will cause chemical gasses to do what?
Pool and spread out vertically
What is it called when you can no longer smell a chemical even though it is still present?
Olfactory Fatigue
What is the safest of the five senses used to detect a hazardous material?
Sight
The Emergency Response Guidebook (ERG) is primarily designed to be used at hazmat incidents occurring at:
highways, railroads, and pipelines.
When using the ERG, what allows responders to locate the most specific initial action guide?
Four-digit ID number or chemical name
What hazard information is contained on the inside cover of the ERG?
A key to reading and understanding shipping documents
In a shipping document for hazardous materials, what is listed first?
4-digit UN number
Hazardous materials/dangerous goods in shipping documents are assigned a packing group in accordance with the:
degree of danger they present.
Packing Group I on shipping documents indicates:
high danger.
After identifying the four-digit U.N. identification number on a placard, orange panel, or shipping papers, look up the appropriate Guide No. in the _____ pages of the ERG.
yellow-bordered
General information on protective clothing and respiratory protection recommendations can be found in the _____ section of the orange-bordered pages in the ERG.
Public Safety
