FIRE DYNAMICS
This term describes the unburned gases that collect at the ceiling during a structure fire.
Fire Gases (unburned gases)
This appliance allows multiple hose lines to be supplied from one source.
What is a gated wye?
This piece of PPE protects firefighters from smoke inhalation.
What is an SCBA?
This construction type uses lightweight trusses.
What is Type V construction?
This tool was used before radios to alert firefighters of emergencies.
What is a fire bell?
This fire growth stage occurs between ignition and full room involvement.
What is the growth stage?
This term describes sudden pressure spikes when valves are closed too quickly.
What is water hammer?
This rule requires two firefighters inside and two outside during interior attacks.
What is the two-in/two-out rule?
This hidden fire spread occurs inside walls or ceilings.
What is concealed space fire?
These firefighters protect most rural Canadian communities
What are volunteer firefighters
This phenomenon happens when heated gases ignite ahead of the main fire.
Rollover
This pump pressure loss occurs due to friction in hose lines.
What is friction loss?
This condition results from the body overheating during fire suppression.
What is heat exhaustion?
This building feature is designed to prevent fire spread between sections.
What is a fire wall?
This early protective gear offered little protection from heat or smoke.
What are wool coats and helmets?
This temperature range often signals imminent flashover.
What is 500–600°C (930–1100°F)?
This hose diameter is most commonly used for interior attack lines.
What is 1¾-inch hose?
This emergency radio call signals a firefighter is in distress.
What is a Mayday?
This roof type is especially dangerous during fire conditions.
What is a truss roof?
Where was the third largest forest fire in North America located.
What is Miramichi (1825 The great Miramichi fire)?
This fire behavior is caused by wind forcing air into a structure.
This measurement determines how much water flows through a hose per minute.
What is gallons per minute (GPM)?
This term describes the safe area where crews regroup and receive accountability checks.
What is rehab?
Thing such as sagging floors and bowed walls are this type of indicator.
What are collapse indicators?
This historic Canadian fire led to nationwide improvements in fire prevention and response.
What is the Great Fire of Saint John (1877)?