Block 6 - Firefighting Fundamentals

Question 1

What is the primary duty of the fire fighter?

Answer 1

Saving lives

Question 2

What is the secondary responsibility of the fire fighter?

Answer 2

Extinguish fires and limit the damage to aircraft

Question 3

What is a simple model that includes heat, fuel, and oxygen as the key components?

Answer 3

Fire triangle

Question 4

What are the key elements of the fire tetrahedron?

Answer 4

Heat

Fuel

oxygen

chemical chain reaction

Question 5

What a that fire occurs in combustible materials that produce an ash, such as burning wood and wood products, cloth, textile and fibrous materials, and paper products?

Answer 5

Class Alpha fires

Question 6

What are effective extinguishing agents for class alpha fires?

Answer 6

Water (H20

aqueous film forming phone (AFFF)

Question 7

What class of fire occurs with flammable liquid Substances such as gasoline, jet fuel’s, oil, and other petroleum based products?

Answer 7

Class bravo fires

Question 8

What are the effective extinguishing agents for class bravo fires?

Answer 8

AFFF

Halon 1211

purple K powder (PKP)

carbon dioxide (CO2)

Question 9

What are energized electrical fires that are attacked by using non-conductive agents?

Answer 9

Class Charlie fires

Question 10

What are effective extinguishing agents for energize class Charlie fires?

Answer 10

CO2

Halon

PKP

H2O in fog patterns with minimum distance of 4 feet

Question 11

What class fires involves combustible metals such as magnesium and titanium?

Answer 11

Class Delta fires

Question 12

What are the effective extinguishing agents for class delta fires?

Answer 12

H20 in large quantities in the high velocity fog

Apply water from a safe distance or from behind shelter as small explosions can occur

Question 13

What fire fighting agent consist primarily of synthetic fluorocarbon surfactant Materials that are non-corrosive and have an unlimited shelf life when stored in a protected area?

Answer 13

Aqueous film forming foam (AFF) liquid concentrates

Question 14

Water is also an effective agent for cooling ordinance, batteries in which class of fire?

Answer 14

Class alpha fires

Question 15

Which fire fighting agent is intended primarily for use in class B and C fires, however it is a factor of a class A fires?

Answer 15

Halon 1211 (Bromichlorodifluoromethane)

Question 16

What is a colorless, faint sweet smelling, electrically non-conductive gas that leaves no residue to clean up?

Answer 16

Halon 1211

Question 17

What AFFF Concentration is approved for naval use?

Answer 17

3% and 6% AFFF concentrate

Question 18

Current shipboard equipment requires which AFFF concentration

Answer 18

6% AFFF concentrate

Question 19

What is not generally considered to be a suitable agent for use in combating large aircraft fuel fires without the addition of either foam agents or surfactants?

Answer 19

Water

Question 20

What has the ability, when properly apply, to Cool the aircraft fuselage and provide a heat shield for personnel?

Answer 20

Water

Question 21

What extinguishes fire by inhibiting the chemical chain reaction of the combustion process?

Answer 21

Halon 1211

Question 22

What units are intended primarily for use on Class B and C Fires?

Answer 22

CO2 15 lb portable units

50 lb wheeled extinguisher units

Question 23

This is a colorless, odorless gas that is approximately one and one-half times heavier than air?

Answer 23

CO2

Question 24

What firefighting agent is intended primarily for use on Class B fires?

Answer 24

Potassium bicarbonate (purple – K powder or PKP)

Question 25

What does not have cooling capabilities, therefore it will not result in permanent extinguishing (reflash protection) if ignition sources are present?

Answer 25

PKP