Extinguishers & Faom

Question 0

How do you know the agent is a clean agent?

Answer 0

It’s approved by the EPA

Question 1

What are three types water extinguishers?

Answer 1

Pump
Stored pressure
Water mist

Question 2

What are dry chemical agents used for?

Answer 2

Class A B C

Question 3

What are the different types of dry chemical extinguishers and handling units?

Answer 3

Regular
Multi purpose

Stored pressure
Cartridge

Question 4

What are dry powder agents used for?

Answer 4

Class D

Question 5

Halon agents were replaced by what?

Answer 5

FE-36

FM-200

Question 6

Class A ratings rate from 1-A through 40-A what does that mean?

Answer 6

Amount of agent

2-A = 2 1/2 gallons

Question 7

Class B rage from 1-B to 640- B

What does that mean?

Answer 7

1 square foot for each numerical rating for a non expert user

Question 8

Class K ratings means the agents do what?

Answer 8

Saponify

Question 9

What approaching a fore using an extinguisher what do you remember?

Answer 9

Approach from the windward side

Question 10

What is pass?

Answer 10

P- pull pin
A- aim nozzle
S- squeeze the handle
S- sweep

Question 11

Is natural gas lighter than air?

What percent that makes it’s explosive?

Answer 11

5-15%

Question 12

Liquid petroleum ( propane) is it lighter than air?

Answer 12

It’s heavier

Question 13

BLEVE

Answer 13

Boiling liquid expansion vapor explosion

Causes boom

Question 14

Fire attack is initiated from what floor?

Answer 14

Floor below fire

Question 15

Staging area for personal and equipment is what floor?

Answer 15

Two floors from fire

Question 16

Flammable liquids have a flashpoint of what?

Answer 16

Less than 100 degrees

Question 17

Combustible liquids flash point

Answer 17

Higher than 100 degrees

Question 18

What important about hydrocarbons?

Answer 18

Do not mix with water

Question 19

Polar solvents

Answer 19

Mix with water

Question 20

Do you extinguish if leaking can not be stopped?

Answer 20

No try to contain pooling

Question 21

What are three ways to identify contents?

Answer 21

Bills of lading
Manifests
Placards

Question 22

For downed power lines what is the danger zone?

Answer 22

Distance between poles

Question 23

When entering hazard zone who do you report too?

Answer 23

AO

Accountability officer

Question 24

Initial attack hose line is in charge of what?

Answer 24

``` Protect victims Protect main egress Protect interior exposures Imitate extinguishment Operate master streams ```

Question 25

Secondary due engine

Answer 25

Water source | Assist

Question 26

Types of vehicle fires

Answer 26

Commercial Hazmat vehicles Passenger

Question 27

Categories of passenger fire

Answer 27

Engine Passenger Undercarriage

Question 28

How does foam extinguish a fire?

Answer 28

Penetrating Smothering Separates Cooling

Question 29

Foam must be what?

Answer 29

Proportioned and aerated

Question 30

Foam concentrate

Answer 30

Raw foam liquid

Question 31

Foam proportioner

Answer 31

Device used to mix foam and water

Question 32

Foam solution

Answer 32

Complete product

Question 33

Finished foam

Answer 33

Portioned and mixed with air

Question 34

Class A foam is used for what

Answer 34

Ordinary combustibles

Question 35

Protein foam

Answer 35

Protein based

Question 36

Fluroprotein foam

Answer 36

Not affected by freezing

Question 37

Film forming fluoroprotein foam

Answer 37

Affected by freezing

Question 38

Hand lines used for foam

Answer 38

``` Solid bore Fog Air aspirating foam nozzle Water aspirating foam nozzle Mechanical blower Trouble shooting ```

Question 39

Types of application for foam

Answer 39

Roll on Bank on Rain down