What are the four main ways to control or suppress a fire?

All fires can be extinguished by cooling, smothering, starving or by interrupting the combustion process to extinguish the fire. One of the most common methods of extinguishing a fire is by cooling with water.

How can we control fire?

The most common method to control a Class-A fire is to remove heat by spraying the burning solid fuels with water. Another control method would be to reduce the oxygen content in the immediate vicinity of the fire (i.e., "smother" the fire), such as by the introduction of an inert gas such as carbon dioxide.

What is a full suppression fire?

Wildland fires have traditionally been managed under one strategy, which usually was full suppression. This strategy implies that a fire will be “put out” as efficiently and effectively as possible while providing for both firefighter and public safety.

What is the second step in the fire suppression process?

Step 2: Develop Community Partnerships

These fire prevention activities are part of the duties of the firefighting crews. The smoke alarms and batteries are provided to the fire department through donations and grants from the community.

What must firefighters take into consideration before making entry or perform fire attach?

Before making entry into a structure fire, all personnel must: Ensure that their SCBA is full and functioning. Directing short burst of water into the hot gas layer: Will cool the gas layer and reduce chances of the gas igniting.

How Fighting Wildfires Works

What are the three incident priorities at the structural fire?

Let's review the three main fireground priorities: life safety, incident stabilization and property conservation. Every fire scene we respond to requires these three priorities to be addressed. The order in which they are addressed will be dictated by the situation.

What is defensive fire?

Fire delivered by supporting units to assist and protect a unit engaged in a defensive action. Dictionary of Military and Associated Terms.

What are the 4 stages of fire development?

Compartment fire development can be described as being comprised of four stages: incipient, growth, fully developed and decay (see Figure 1). Flashover is not a stage of development, but simply a rapid transition between the growth and fully developed stages. (see Figures 1 and 2.)

What are the 4 types of fire extinguishers?

There are four classes of fire extinguishers – A, B, C and D – and each class can put out a different type of fire. Multipurpose extinguishers can be used on different types of fires and will be labeled with more than one class, like A-B, B-C or A-B-C.

What are the 4 steps for the pass system?

It's easy to remember how to use a fire extinguisher if you can remember the acronym PASS, which stands for Pull, Aim, Squeeze, and Sweep. Pull the pin. This will allow you to discharge the extinguisher. Aim at the base of the fire.

What is fire suppression management?

Fire suppression or firefighting is the procedure or activity of mitigating the results of fire that already has started.

What is the first phase of fire suppression?

The initial attack is the first phase of fire suppression.

What is fire suppression policy?

In 1935, the Forest Service established the so-called 10 a.m. policy, which decreed that every fire should be suppressed by 10 a.m. the day following its initial report. Other federal land management agencies quickly followed suit and joined the campaign to eliminate fire from the landscape.

What are 5 ways to prevent fires?

What is fire prevention and suppression?

Fire prevention systems aim to minimize potential fire hazards. Fire protection reduces damage and helps to safely evacuate a building. Fire suppression systems are intended to extinguish the flames.

How do we control fire short answer?

In the fire extinguishers, carbon dioxide is kept in the liquid form under pressure and it can work well on some of the small flammable liquid. When carbon dioxide is released, it expands enormously and cools down. Due to this temperature it brings down and this helps in controlling the fire.

What are the 5 main types of fire extinguishers?

How do you extinguish different types of fires?

What are the 6 types of fire extinguishers?

The six main fire extinguisher types are water, foam, CO2, powder, water mist and wet chemical.

What is Stage 4 of the 4 key stage of fire?

Stage Four – Decay

The decay of a fire is the phase when the fire decreases in intensity until it is either a smolder or non-existent. If there was no suppression, this is likely when there is nothing left for the fire to burn.

What are the four basic principles for discovery of fire and smoke?

Essentially all four elements must be present for fire to occur, fuel, heat, oxygen, and a chemical chain reaction. Removal of any one of these essential elements will result in the fire being extinguished.

What are the 5 stages of fire?

What is fire ground tactics?

Fireground strategy is determined and declared by the Incident Commander on all structure fire incidents. The Incident Command constantly reevaluates the fireground strategy, driven by size up and risk management. The Offensive or Defensive strategies are based on the application of the Risk Management Plan.

What are the 7 sides of a fire?

Alpha, Bravo, Charlie, Delta – these terms are used to designate the sides of a structure. Generally speaking, the “alpha” side is the front of the structure, the “bravo” side is the left side of the structure, “charlie” is the back of the structure and “delta” is the right side of the structure.

What is indirect fire support?

Indirect fire is aiming and firing a projectile without relying on a direct line of sight between the gun and its target, as in the case of direct fire. Aiming is performed by calculating azimuth and inclination, and may include correcting aim by observing the fall of shot and calculating new angles.