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Hazardous materials For First Responders Fifth Edition > Chapter 5-Predicting Behavior And Identifying Containers > Flashcards

Chapter 5-Predicting Behavior And Identifying Containers Flashcards

1
Q

GEMBO

A

Describe how hazardous materials are accidentally released from their containers and how they behave after release

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2
Q

A material’s ______ will influence how a container behaves when damaged or ruptured

A

Chemical and physical properties

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3
Q

The initial survey should answer questions about :

A

The hazardous materials involved and how they are likely to behave

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4
Q

GEMBO assumes 3 things

A
  1. Material presents hazard
  2. Container has failed or has potential to
  3. Exposure or potential exposure to people/environment/ property
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5
Q

Common sequence of hazmat incidents (6 things)

A 
Stress
Breach
Release
Dispersion/engulf
Exposure/contact
Harm
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6
Q

Limits of recovery

A

Container’s design strength or ability to hold contents at pressure. When stressed beyond this it BREACHES

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7
Q

Runaway cracking

A

Two or more large pieces or tears. Commonly associated with BLEVE

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8
Q

Releases are classified according to:

A

How fast they occur

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9
Q

Detonation

A

Instant and explosive

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10
Q

Violent rupture

A

Immediate release of energy caused by runaway cracks

One second or less

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11
Q

Hemispheric release

A

Semicircle or dome-shaped pattern of airborne hazardous material that is still partially in contact with ground or water
Generally result of rapid release
Dispersion of energy affected by terrain and cloud cover

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12
Q

Plume

A

Irregularly shaped pattern of airborne hazardous material influenced by wind and or topography

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13
Q

Which dispersion is indiscriminate deposit of hazardous materials such as that carried by responders?

A

Irregular

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14
Q

General time frames for contacts

A

Immediate: milliseconds

Short-term: minutes/hours

Medium term: days, weeks, months

Long term: years, generations

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15
Q

3 mechanisms of harm

A

Energy release
Corrosivity
Toxicity

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16
Q

Dispersion pattern of liquids dependent on

A

Product and container

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17
Q

Which types of tanks typically release products as gases and vapors during rapid release events, slow leak from valves or violent ruptures?

A

Pressure tanks

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18
Q

Flammable and combustible liquids typically stored in

A

Low pressure tanks

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19
Q

What type of tank commonly used for bulk storage in conjunction with fuel dispensing operations?

A

Horizontal

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20
Q

Cargo tank specifications are usually found on

A

Roadside/driver side of vehicle near the landing gear

21
Q

Asphalt and milk are examples of

A

Nonregulated hazards

22
Q

Multiple compartments are likely found in

A

No pressure cargo tanks

23
Q

Most commonly corrosive liquid tanks involved in releases such as

A

Liquid spills or leaks

24
Q

Compressed gas/ tube trailers

A

Transport individual steel cylinders stacked and mounted together

25
Q

Hazardous solids are transported in

A

Dry bulk cargo containers

26
Q

Cryogenic liquid tank cars are tracked as time sensitive because

A

Insulation and vacuum only protects contents 30 days

27
Q

Low pressure tank cars may transport

A

Organic peroxides
Reactive solids
Wine
poison

28
Q

HHFT trains transport

A

Multiple low pressure tank cars carrying ethanol, crude oil and other class 3 products

29
Q

Coal, sand and gravel most likely transported in which type of rail car?

A

Uncovered hopper cars

30
Q

Reporting marks on a tank car

A

Both sides (to the left when facing the side) and both ends (upper center) of the car

31
Q

Pressure intermodal tanks

A

Less common
Transports liquefied gases under pressure
100-500 psi

32
Q

Low pressure intermodal tank

A

Most common

May have pressure as high as 100 psi

33
Q

International intermodal markings

A

Right hand side when you face from either the sides or ends

34
Q

Which container includes two valves - one to vapor space and other to liquid space?

A

Ton container

35
Q

Evaluate PPE for effectiveness during incidents involving Ton containers because…

A

They often contain highly toxic and corrosive products

36
Q

Y cylinder/ y ton

A

Have two specifications depending on size

Often used for refrigerants

37
Q

This packaging is used to transport materials with limited radioactivity that present no or low risk to public …

A

Excepted

38
Q

This package is not identified on packaging or shipping papers and may contain items with limited hazard such as smoke detectors and lab samples

A

Industrial

39
Q

These packages must withstand severe accident conditions without releasing their contents.

A

Type B

40
Q

This type has ability to withstand series of tests without releasing content . Radio pharmaceuticals

A

Type A

41
Q

Rare packages used for high activity materials including plutonium transported by aircraft

A

Type C

42
Q

Pipeline pigs

A

Allow a pipeline to carry multiple products separately

43
Q

Which type of container may be considered flexible or rigid and is often called a tote?

A

Intermediate bulk container

44
Q

Flexible intermodal bulk containers are often made of?

A

Fabric or other textiles

45
Q

Large plastic or glass bottle encased in a basket or box primarily used to transport corrosive liquids ?

A

Carboy or jerrican

46
Q

Metal drums typically carry?

A

Flammable sand solvents

47
Q

LOX leak on asphalt can make the asphalt…

A

Shock sensitive

48
Q

These tanks typically have stiffening rings..

A

Low pressure chemical tank truck

Flammable liquids, mild corrosive some toxics/poison

49
Q

What is a primary concern at non pressure cargo tank incidents?

A

Fire control

Hazardous materials For First Responders Fifth Edition (3 decks)

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