Firefighter 1
What is a Class A Fire?
Ordinary combustibles (wood, paper, grass, etc)
A majority of firefighter deaths are caused by______.
Cardiac/ Stroke Complications
What is the normal concentration of oxygen in ambient air?
21%
What class of fire is most commonly fought by using water only, to suppress the flames?
Class A
This road cannot be accessed without leaving the town of Sherborn
Town Lyne Rd
Class ABC fire extinguishers are the most common extinguisher. What is a Class B fire?
Flammable Liquid or Gas
What is the primary indicator of the point of origin in a structure fire?
Burn pattern on the wall
____ is the removal of super-heated toxic gases and smoke by allowing it to take its natural traveling path.
Vertical Ventilation
What are the four elements in the fire tetrahedron?
Oxygen, Heat, Fuel and Chemical Reaction
This road would be used to access Wild Meadow Lane
Western Ave
What does IDLH stand for?
Immediately Dangerous to Life & Health
____ is described as the total amount of combustible material in a confined space.
Fuel Load or Fire Load
A fire cannot be considered fully extinguished until _____ is complete.
Overhaul
What do you call it when a fire has burned out most of the oxygen in a space and then oxygen is explosively reintroduced?
Backdraft
Name 6 cisterns/ tanks in town that make up our water supply system
Forest St, 59 N Main, Perry, Southfield, Great Rock, Heritage
______ is a pressure surge or wave caused when a fluid in motion is forced to stop and change direction suddenly?
Water Hammer
Defensive firefighting operations are conducted from which locations?
Exterior
This is the "rapid" search of an area to find viable victims during an emergency scene
Primary Search
Firefighters are not permitted to enter a dangerous location alone. What's the term commonly used to describe the protocol for such situations?
Two-in, Two-out
How many pressurized hydrants do we have and location?
1, Sherborn Meadows
A fire that uses electrical components and/or energized equipment as its fuel source is described as what class of fire?
Class C
Which gas is most commonly produced by residential or commercial fires?
Hydrogen Cyanide
What does it mean if a firefighter advises that the fire hose is charged?
The hose id pressurized and ready for use.
What does NFPA stand for?
National Fire Protection Association
What building is still home to Sherborn's original air horn used to alert firefighters to a call?
Community Center