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A hazardous material (hazmat) apparatus is a vehicle used by emergency services to respond to calls involving potentially hazardous materials. These vehicles are customized to fit the needs of the agency responsible for the apparatus, which may be a rescue squad , fire department , emergency medical services , law enforcement agency , or military .
Firefighter Dave takes a visit to the Ontario, California Fire Department to see what it takes to be a real firefighter and how fire trucks work. It also features footage of the Ontario International Airport Fire Department in action. We look inside of a fire truck and learn about all of the different equipment and gear the firefighters use.
A fire engine or fire truck (also spelled firetruck) is a vehicle, usually a specially-designed or modified truck, that functions as a firefighting apparatus. The primary purposes of a fire engine include transporting firefighters and water to an incident as well as carrying equipment for firefighting operations in a fire drill .
This fire engine, used by the Toronto Fire Services, is an example of firefighting apparatus. A firefighting apparatus (North American English) [1] or firefighting appliance (UK English) [2] describes any vehicle that has been customized for use during firefighting operations. These vehicles are highly customized depending on their needs and ...
Ventilation is a part of structural firefighting tactics, and involves the expulsion of heat and smoke from a burning building, permitting the firefighters to more easily and safely find trapped individuals and attack the fire. It is frequently performed from the outside of a burning building while the fire is being extinguished on the inside.
Contemporary fire appliances carry a multitude of equipment and firefighting media (such as water and foam) to deal with different types of emergencies ranging from fires, rescues, vehicle extrication, floods, salvage, casualty and trauma care. The design and size of a fire appliance depends very much upon the role it is expected to perform.
A high-resistance connection (HRC) is a hazard that results from loose or poor connections in traditional electrical accessories and switchgear which can cause heat to develop, capable of starting a fire. [1] Glowing connections occur when relatively high current exists in a relatively large resistance object. Heat comes from power dissipation ...
A thermostat exerts control by switching heating or cooling devices on or off, or by regulating the flow of a heat transfer fluid as needed, to maintain the correct temperature. A thermostat can often be the main control unit for a heating or cooling system, in applications ranging from ambient air control to automotive coolant control.