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Flash Cards

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1
Q

A three dimensional fire often involves static flammable liquid. TRUE or FALSE?

A

FALSE.

3D fires involve flammable liquid in motions as well as both horizontal and vertical surfaces.

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2
Q

Class ____ Fire extinguishers are ok for wood, paper, some plastics and textiles. They offer the coating effects of dry chemicals.

A

Class A

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3
Q

Which extinguishers should be removed or replaced at their next 6 year maintenance or hydrostatic test interval?

A

Dry Chemical stored pressure fire extinguishers.

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4
Q

Talking about UL rating, the _____ rating refers to the amount of sq footage an extinguishers covers.

A

B:C

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5
Q

Class B fire extinguishers CANNOT handle flammable liquid TRUE or FALSE?

A

FALSE

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6
Q

Employees must be trained in proper use of all portable fire extinguishers according to _______

A

CRF29

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7
Q

You need to have portable fire extinguishers VISUALLY inspected at least _______ according to 29 CFR 1910.157 (e) (2)

A

Monthly

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8
Q

Class _____ fire extinguishers should NOT be used for fire that involves live electrical equipment.

A

Class A/B

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9
Q

Water or steam fire extinguishers need to be discharged, dissembled and inspected at least:

A

Annually

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10
Q

An extinguisher weighing over 40 lbs should be installed so the top is no more than ______ from the ground.

A

3.5 ft

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11
Q

What is OSHA specified maximum travel distance to an extinguisher for class B?

A

50 ft

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12
Q

Dry Chem extinguishers requiring 12 year hydrostatic test must be emptied for maintenance procedures every_______

A

6 years

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13
Q

A rated UL extinguishers are equal to how many gallons of water?

A

1.25 gallons

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14
Q

Class _____ fire extinguishers use electrically nonconductive extinguishing agents.

A

Class C

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15
Q

Cartridge operated water based portable extinguishers need hydrostatic testing __________

A

Every 5 years

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16
Q

Class ______ extinguishers are for fires involving cooking media.

A

Class K

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17
Q

What is the OSHA specified max travel distance for Class A extinguisher?

A

75 ft

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18
Q

Proper UL rating to use on electrically energized equipment?

A

C

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19
Q

Which class work on the principle of saponification?

A

Class K

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20
Q

What fires involve flammable liquid on a horizontal surface with the presence of a solid object creating a barrier?

A

Obstacle Type Fires

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21
Q

Extinguishers must be installed at least ______ from the ground.

A

4 inches

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22
Q

What type of fires may take place in flammable liquid storage cabinets, dip tanks process areas, etc ?

A

Obstacle Type Fires

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23
Q

To make sure the pressure gauges of CO2 extinguishers are showing adequate pressure, what must you do?

A

Must be weighed

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24
Q

Wetting agent portable extinguishers must be hydrostatic tested every _________

A

5 years

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25
Leak test on stored pressure extinguishers must be performed ___________
After recharge.
26
How do you convert fire extinguishers from 1 type to another?
You cannot
27
Any remaining dry chemical in a DISCHARGED extinguisher may _________
Be reused only if checked for propers type, contamination, and condition. Closed recovery system needs to be used!
28
New extinguishers needing charge in the field do not need ________
To have any verification of service collar installed
29
The gauge used to set the regulated source of pressure needs to be calibrated _______
Annually
30
Pump tank calcium chloride based antifreeze types of extinguishers need to be recharged ________
Annually
31
What is OSHA specified max distance to extinguisher for class D?
75 ft
32
When you recharge, the amount of recharge agent to use should be verified by ________
Weighing
33
These types of extinguishers must have hydrostatic testing every 5 years _______
Aqueous Film Forming Foam (AFFF)
34
The Wetting agent in stored pressure wetting agent extinguishers must be replaced ________
Annually
35
The premixed agent in liquid charge-type AFFF and FFFP extinguishers must be replaced every ________
3 years
36
Which extinguishers do not need to have any verification of service collar installed?
Cylinder-operated extinguishers
37
You are free to mix multipurpose dry chemicals with alkaline based dry chemicals. TRUE or FALSE
FALSE
38
Subsurface injection of wet chemical extinguishing agents into hot cooking media __________
Must be avoided
39
You should NEVER place extinguishers in cabinets or wall recesses. TRUE or FALSE
FALSE
40
How often must C02 portable extinguishers go through hydrostatic testing?
5 years
41
Pressurized gas fires and pressurized flammable liquids are what type of hazards?
Special Hazards
42
Type ______ extinguishers with agents other than dry chemicals are not very effective on __________
Type B, Special Hazards
43
How do you filed adjust regulators that utilized on wheeled fire extinguishers?
Do not attempt
44
You do not need to keep permanent file record for each extinguisher unless it has been in use for at least 1-1/2 years. TRUE or FALSE?
FALSE
45
What’s needed for each extinguisher including: maintenance date, name, and agency performing maintenance?
Permanent File Record
46
What is used as an expelling gas for stored-pressure fire extinguishers?
Dry Nitrogen
47
Connecting the fire extinguisher to the high pressure source for direct charging is ______________
Not recommended
48
The problem with halon agent is that it leaves a lot of residue after use. TRUE or FALSE
FALSE
49
What part of the extinguisher may be weakened when under fire exposer?
The structural integrity of aluminum shells
50
The system used to rate effectiveness of extinguishers on Class B fires is applicable to pressurized flammable liquid. TRUE or FALSE
FALSE
51
Potassium base bicarbonate agents offer _______ capabilities when compared to sodium bicarbonate agents.
Greater
52
There are several types of dry chemical agents. The problem with potassium chloride based agent is that it is ___________
Corrosive
53
Of all dry chemical agents, only _______ are suitable for Class A protection.
Ammonium phosphate based agents
54
Water type extinguishers are primarily for handling what type of fires?
Class A
55
Backpack pump extinguishers should be avoided because they do not have a designated rating. TRUE or FALSE
FALSE
56
Water mist extinguishers can only use what type of water?
Distilled water
57
For Safety, portable extinguishers should NOT be installed in a location accessible to the hazard. TRUE or FALSE
FALSE
58
All non-rechargable come with maximum useful life cycles or no more than _________
Date printed on the nameplate
59
Carbon dioxide extinguishers can be dangerous in what locations?
Unventilated locations
60
Extinguishers should be CO2 or Halogenated agent types when computer equipment is in the location of the fire. TRUE or FALSE
TRUE
61
What type of fires can Halotron fight?
A, B, and C
62
The Pressure in a hydrostatic test of a cylinder shall maintained for a minimum of how many seconds?
30 seconds
63
Which extinguishers require 6 & 12 year hydrostatic testing?
Dry Chemical and Halogenated extinguishers
64
Which extinguishers require 5 year maintenance and hydrostatic testing?
Water, AFFF, FFFP, and CO2
65
Which class of extinguisher would you use for wood?
Class A
66
Which extinguisher would you use for 2” depth heptane fires in square pans?
Class B
67
A fire extinguisher is rated 4-A: 20-B:C ____________
It is twice as much as a 2-A, 20x’s. As much as 1:B, suitable for Class C fires.
68
If cylinder has welding, broken threads, nicks or corrosion you __________
Condemn
69
Pressure gauges used on test equipment are calibrated_____________
Semiannually
70
Drying equipment shall not exceed what temperature?
150F
71
Which are exempt from periodic hydrostatic testing?
DOT 3E cartridges or TC 3EM cartridges
72
Hydrostatic test of cylinder shall be maintained for how long?
30 seconds
73
Testing pressure for hose assemblies should be maintained for _________
Minimum of 1 minute
74
When not specified, what shall be tested to factory test pressure, not exceeding 3x’s service pressure?
Low pressure cylinder
75
Cartridge operated cylinders are tested at ___________
Original factory test pressure.
76
DOT3A 3AA 3AL cylinders tested at 5/3 service pressure are _________ pressure cylinders
HIGH pressure cylinders
77
CO2 extinguishers with ICC3 specs are tested at __________
3000 psi
78
Dry chem, powder, water, foam, halogen hose assemblies are tested at __________
300 psi or service pressure (whichever is higher)
79
Low pressure accessory hose on wheeled extinguishers are tested at _________
300 psi
80
High pressure hose on wheeled extinguishers are tested at __________
3000 psi
81
Hose assemblies that pass hydrostatic testing _________________
Shall not require recording labeling or marking
82
Property owner assumes _____________
Role of authority having jurisdiction (AHJ)
83
Travel distance from ANY point to extinguisher is which class?
Class A Hazards
84
Travel distance from HAZARD to extinguisher is which class?
Class B, D, and K hazards
85
What does HMIS stand for?
Hazardous material identification system
86
What’s the minimum discharge duration for extinguisher rated at 2A or higher?
13 seconds
87
Water type, halogenated, multipurpose dry chemical, wet chemical area what type of extinguishers?
Class A Hazard extinguishers
88
AFFF, FFFP, CO2, Dry chemical, Halogenated are what type of extinguishers?
Class B hazard extinguishers
89
How do you determine the minimum number of extinguishers to install for a class A hazard?
Divide total floor area by maximum area to be protected per extinguisher
90
Smaller extinguishers rated class B or C shall ____________
Not be used if they don’t meet minimum 1-A rating
91
Up to two water type extinguishers with 1-A rating can be used to fulfill rating of (1) 2-A extinguisher. TRUE or False
TRUE
92
(2) 2-1/2 shall be permitted to fulfill requirement of 1 4-A rated extinguisher. TRUE or FALSE
TRUE
93
2-A, 3000 Ft, 11,250 ft is what type of hazard?
light hazard class A
94
Calcium chloride is ok for use in stainless steel extinguishers. TRUE or FALSE
FALSE
95
What must pass annual CONDUCTIVITY test with label attached by heatless process with month/year and initials, agency?
Carbon dioxide hose assembly
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