Fire Behavior
What are the components of the fire tetrahedron?
Oxygen, fuel, heat, chemical reaction
Hose laid from water source to fire
Forward lay
Searching for and extinguishing hidden fires
Overhaul
A rapid thorough search done to locate victims as soon as possible.
Primary search
An explosion ignition that can occur when air is mixed with hot, unburned gases.
Backdraft
Occurs when flow of water in hose line stops suddenly
Water hammer
Used with halligan tool for pulling all types of lock cylinders
K-tool
Immediately activate the PASS device
When trapped, injured, or Mayday.
The tendency of gases to form layers according to temperature
thermal layering, or stratification, or thermal balance
Process of raising water from a source to the pumper
Drafting
Devices on the inside of beams on fly sections used to hold fly section in place after extended
Pawls
Providing contact between the vehicle and the ground to prevent movement
Stablization
Classification of electrical equipment fires
Class C
Higbee cut
Desired angle of inclination that the ladder should be placed for climbing
75 degrees
The area where the fire started
Origin
Extinguishment of fire through cooling water
temperature reduction
Type of hose load for large diameter hose allowing folds to lie flat.
Flat load
Place the tip of the ladder just below thewindowsill
Rescue from window opening
The pattern of collapse when outer walls remain standing and the floors of roof fail in the middle leaving voids on both sides
V-shaped collapse