Firefighting

Question 1

Fire Tetrahedron

Answer 1

The 04 parts of the fire tetrahedron - heat, oxygen, fuel, and uninhibited chemical chain reaction.

Question 2

Class Alpha Fire

Answer 2

Ordinary combustibles such as wood, paper, plastics, etc. Smoke color is white or grey. Extinguishing option is water or AFFF.

Question 3

Class Bravo Fire

Answer 3

Combustible liquids such as gasoline, diesel, paints, fuels, solvents, grease, etc. Smoke color is black or brown. Extinguishing option is PKP Extinguisher, AFFF, or halon.

Question 4

Class Charlie Fire

Answer 4

Energized electrical equipment. Smoke color is blue or white. Extinguishing option is C02 extinguisher or safely secure source of the electricity converting the event to a class alpha fire.

Question 5

Class Delta Fire

Answer 5

Combustible metals such as magnesium or titanium. Smoke color varies depending on metal being burned. Extinguishing option is to jettison or advanced training needed.