Firefighting Glossary
A
C
CBRNE
A highly specialized team trained to handle Chemical, Biological, Radiological, Nuclear, and Explosive threats. They use advanced detection and decontamination equipment to protect the public during hazardous incidents and often work in conjunction with police and medical teams.
D
Decon
Used to decontaminate personnel and equipment exposed to hazardous materials.
Deputy Chief
Reports directly to the Fire Chief. Assists in managing large areas of departmental operations (e.g., Operations, Training, Fire Prevention, Administration). May act as Fire Chief in their absence. Oversees senior staff, including Platoon and District Chiefs depending on their division.
Unit Prefix:
C
Examples:
C2, C3, C4, C5
District Chief
Oversees a specific group of fire stations within a defined geographic district. Directly supervises fire captains and station crews. Responds to significant incidents in their district and assumes incident command until relieved. Ensures proper staffing, training, and readiness of their assigned stations.
F
Fire Chief
Top executive officer of Toronto Fire Services. Responsible for the overall leadership, policy direction, and operation of the entire department. Works closely with city officials and other emergency services. Handles strategic planning, budgeting, public safety initiatives, and emergency response readiness across the whole city.
Examples:
C1
Fire Investigator
Responds to determine the origin and cause of fires. These units assist with post-incident analysis and investigations.
Unit Prefix:
FI
Foam Pumper
Like the pumper, but with firefighting foam in addition to water. Better suited for industrial fires.
Unit Prefix:
FP
Examples:
H
L
M
Mini Pumper
A smaller, more maneuverable fire engine used in tight urban spaces or for quick response. Carries essential firefighting tools.
Unit Prefix:
MP
Examples:
Multi-Purpose Vehicle
A vehicle with extra equipment to support incidents.
Unit Prefix:
MPV
Examples:
P
Personnel Transport
Transports additional firefighting personnel to and from the scene of an incident.
Platoon Chief
A shift commander for all firefighting operations citywide during their assigned platoon (or shift). Coordinates the response of multiple fire stations and districts during incidents. Often the highest-ranking officer on duty at night or during major emergencies before senior command arrives. Ensures that resources are effectively deployed during large-scale or multiple incidents.
R
Rapid Attack Vehicle
A vehicle that can quickly respond to incidents with specialized equipment for rapid deployment. Operates on the Toronto Islands.
Unit Prefix:
RAV
Examples:
Rehab
A unit that provides food, drinks, and rest support to firefighters at prolonged emergency scenes. SUP7 (a.k.a. Support 7) is operated by a volunteer organization called the Greater Toronto Multiple Alarm Association. BOX12 is operated by a volunteer organization called the Box 12 Association since 1948.
S
T
Trench Rescue Support
Supports trench and confined space rescues, with equipment to shore up collapsed areas and ensure rescuer safety.
W
Water Tanker
Transports large amounts of water to areas without hydrants, typically rural or remote locations.