Block VI- Firefighting

Question 1

What is the secondary responsibility of a firefighter

Answer 1

to extinguish fires limit the damage to aircraft , shipboard , airfield installed equipment and structures

Question 2

What is the fire tetrahedron

Answer 2

Heat , fuel,oxygen and chemical chain reaction

Question 3

What are the four classes of fires

Answer 3

Alpha, bravo, Charlie and delta

Question 4

What is a class alpha fire

Answer 4

Wood , cloth, textiles , paper and fibrous materials

Produces an ash

Put out with h2o or afff

Question 5

What is a class bravo fire

Answer 5

Flammable liquids such as gasoline , jet fuel , oil

Put out with afff, halon 1211, pkp, and co2

Question 6

What is a class Charlie fire

Answer 6

Electrical fires

Put out with co2, pkp, h2o in fog patterns with a distance of 4 ft minimum if energized

If de energized treat as class a, b , or d fire

Question 7

What is a class delta fire

Answer 7

Combustible metals

Put it out with h2o in a fog pattern within a safe distance

Question 8

What does pkp stand for

Answer 8

Purple k powder

Question 9

What does afff stand for

Answer 9

Aqueous film forming foam

Question 10

What are the types of firefighting agents

Answer 10

AFFF, H2O, HALON 1211, CARBON DIOXIDE , POTASSIUM BICARBONATE (pkp)

Question 11

What is the primary duty of the firefighter

Answer 11

Save life’s