Fire Behavior
What are the 3 components needed for fire?
Heat, Fuel and Oxygen
Before entering an IDLH atmosphere, a firefighter must be wearing?
Full PPE and SCBA
Before transmitting, firefighters should first?
listen to make sure the channel is clear.
What is the rapid transition from a development fire to a fully involved room called?
Flashover
The system used to ensure firefighters operating in hazardous situations are accounted for?
accountability. PAR
Abbreviation used for radio size up?
CAN
conditions - actions - needs
You arrived at a dwelling and see dark, turbulent smoke pushing from the eaves and windows. What dose this indicate?
A ventilation limited fire with significant heat and unburdened products.
Before opening a door during a fire attack, firefighter should check the door for?
signs of fire on the other side.
What is it called when superheated gases ignite after being introduced to oxygen?
Backdraft
Your operation the hand line for a working fire you should generally stay low do to?
Heat and smoke conditions.
A compartment has a hot, turbulent upper layer and rapidly increasing heat at floor level. Flames begin appearing intermittently in the smoke layer. What are these warnings signs for?
Rollover with the rapidly intensifying thermal layering it’s indicated of an impending flashover.
what is the primary purpose of the thermal protective layer structural firefighting PPE?
To reduce heat transfer to the firefighter and protect against heat injuries.